Photographs of western Indian reservations
MLA
Walkup, Charlotte Tuttle Westwood Lloyd. Photographs of Western Indian Reservations. 1935. https://collections.library.yale.edu/catalog/2014733.
APA, 6th edition
Walkup, C. T. W. L. (1935). Photographs of western Indian reservations [Pictorial works, Portraits, Photographic prints, Snapshots]. https://collections.library.yale.edu/catalog/2014733.