Cite

[Two yourg men and one young woman in conversation in front of a map and timeline for Nicaragua]

MLA

Palmquist, Peter E. [Two Yourg Men and One Young Woman in Conversation in Front of a Map and Timeline for Nicaragua]. 0AD. https://collections.library.yale.edu/catalog/12246825.

APA, 6th edition

Palmquist, P. E. (0 C.E.). [Two yourg men and one young woman in conversation in front of a map and timeline for Nicaragua] [Photographs]. https://collections.library.yale.edu/catalog/12246825.