↑ ۱٫۰ ۱٫۱ .mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:”””””””‘””‘”}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free a,.mw-parser-output .citation .cs1-lock-free a{background:linear-gradient(transparent,transparent),url(“//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg”)right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited a,.mw-parser-output .id-lock-registration a,.mw-parser-output .citation .cs1-lock-limited a,.mw-parser-output .citation .cs1-lock-registration a{background:linear-gradient(transparent,transparent),url(“//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg”)right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription a,.mw-parser-output .citation .cs1-lock-subscription a{background:linear-gradient(transparent,transparent),url(“//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg”)right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:linear-gradient(transparent,transparent),url(“//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg”)right 0.1em center/12px no-repeat}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:#d33}.mw-parser-output .cs1-visible-error{color:#d33}.mw-parser-output .cs1-maint{display:none;color:#3a3;margin-left:0.3em}.mw-parser-output .cs1-format{font-size:95%}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}“Katherine Langford: Actress (1996–)”. Biography.com. A&E Networks. Archived from the original on 28 May 2018. Retrieved 28 May 2018.

↑ King, Brittany (31 March 2017). “13 Reasons Why Star Katherine Langford Talks Teen Depression: ‘It’s Not a Beautiful Tragedy, It’s Hell'”. People. Archived from the original on 11 November 2019. Retrieved 4 April 2017.

↑ Bradley, Laura (6 May 2019). “Why Avengers: Endgame and the Russos Cut Katherine Langford’s Role”. HWD (به انگلیسی). Retrieved 6 May 2019.

↑ Gonzalez, Umberto (26 October 2018). “13 Reasons Why’ Star Katherine Langford Joins ‘Avengers 4’ (Exclusive)”. The Wrap. Retrieved 26 October 2018.

↑ ۵٫۰ ۵٫۱ McRae, Rose (19 May 2017). “Netflix star Katherine Langford reminisces on happy days at Perth Mod”. The West Australian. Retrieved 23 May 2017.

↑ “The Author (Dr. Elizabeth Green)”. Parenting is Forever- a paediatrician’s tips for parents, teachers and carers. Retrieved 1 January 2018.

↑ “Dr. Stephen Langford”. UWA Publishing. Retrieved 12 March 2018.

↑ ۸٫۰ ۸٫۱ Marriner, Cosima (16 June 2017). “Katherine Langford: I feel lucky to have a new platform to talk about important issues”. The Sydney Morning Herald. Retrieved 18 June 2017.

↑ Fleming Jr, Mike (9 July 2018). “Josephine Langford Set To Star As Tessa In ‘After,’ Movie Adaptation Of Anna Todd’s YA Phenom Novels”. Deadline. Retrieved 30 July 2018.