MLA

Johnston, William Walker Whitehall, 1835-1886. Album Page 38. Recto: Barracks for the 1st West India Regiment at Old Nassau Fort in Nassau, New Providence; image includes enlisted men in the 1st West India Regiment. Box 1, folder 36. circa 1860. https://collections.library.yale.edu/catalog/15817466.

APA, 6th edition

Johnston, William Walker Whitehall, 1835-1886. (["Box 1, folder 36"])(circa 1860)[Album Page 38. Recto: Barracks for the 1st West India Regiment at Old Nassau Fort in Nassau, New Providence; image includes enlisted men in the 1st West India Regiment]. https://collections.library.yale.edu/catalog/15817466.