MLA

Lieutenant Thomson (Queen's Edinburgh Rifle Brigade), Winner of the Queen's Prize at Bisley. William Little, 0AD. https://collections.library.yale.edu/catalog/2015878.

APA, 6th edition

Lieutenant Thomson (Queen's Edinburgh Rifle Brigade), winner of the Queen's Prize at Bisley. (0 C.E.). [Pictorial works, Portraits, Halftone photomechanical prints]. William Little. https://collections.library.yale.edu/catalog/2015878.