MLA

Thibar Mission, Tunisia, Ca. 1920-1940. 1920. https://collections.library.yale.edu/catalog/11447376.

APA, 6th edition

Thibar mission, Tunisia, ca. 1920-1940. (1920). [Aerial views (AAT), photographic postcards (AAT), photographs (AAT)]. https://collections.library.yale.edu/catalog/11447376.