Cite

Boats loaded with cargo on the shore of the Ubangi, Congo, ca. 1900-1930

MLA

Boats Loaded with Cargo on the Shore of the Ubangi, Congo, Ca. 1900-1930. 1900. https://collections.library.yale.edu/catalog/11437453.

APA, 6th edition

Boats loaded with cargo on the shore of the Ubangi, Congo, ca. 1900-1930. (1900). [Group portraits (AAT), photographic postcards (AAT), photographs (AAT)]. https://collections.library.yale.edu/catalog/11437453.