Cite

6th Squad Co. F. 6th Inf. Scott Whiter & Co., El Paso.

MLA

Hecox, Frank C. 6th Squad Co. F. 6th Inf. Scott Whiter & Co., El Paso. 0AD. https://collections.library.yale.edu/catalog/2015340.

APA, 6th edition

Hecox, F. C. (0 C.E.). 6th Squad Co. F. 6th Inf. Scott Whiter & Co., El Paso. [Photographic postcards, Photographic prints, Photographs]. https://collections.library.yale.edu/catalog/2015340.