Cite

Area scenes - 6 pictures of Agnew's Winter Field Trip

MLA

Area Scenes - 6 Pictures of Agnew's Winter Field Trip. 1941. https://collections.library.yale.edu/catalog/12395117.

APA, 6th edition

Area scenes - 6 pictures of Agnew's Winter Field Trip. (1941). [Photographs (AAT)]. https://collections.library.yale.edu/catalog/12395117.