MLA

Darrot, Paul Jean Gaston, 1892-1958. Ferme navarin, Infanterie en reserve (Navarin farm, reserve infantry (#C314, 2 duplicate slides). Box 2, folder 34. circa 1914-circa 1918. https://collections.library.yale.edu/catalog/10616884.

APA, 6th edition

Darrot, Paul Jean Gaston, 1892-1958. (["Box 2, folder 34"])(circa 1914-circa 1918)[Ferme navarin, Infanterie en reserve (Navarin farm, reserve infantry (#C314, 2 duplicate slides)]. https://collections.library.yale.edu/catalog/10616884.