Cite

People gathered before a corrugated-roof building, Niger, ca. 1920-1940

MLA

People Gathered before a Corrugated-Roof Building, Niger, Ca. 1920-1940. 1920. https://collections.library.yale.edu/catalog/11445246.

APA, 6th edition

People gathered before a corrugated-roof building, Niger, ca. 1920-1940. (1920). [General views (AAT), photographs (AAT)]. https://collections.library.yale.edu/catalog/11445246.