MLA

Thomson, James Claude, 1889-. Slides of Iran: peoples of Shiraz, Isfahan, other sites in Iran, labeled and unlabeled slide boxes. 8, folder 158. 1951. https://collections.library.yale.edu/catalog/33376799.

APA, 6th edition

Thomson, James Claude, 1889-. (["8, folder 158"])(1951)[Slides of Iran: peoples of Shiraz, Isfahan, other sites in Iran, labeled and unlabeled slide boxes]. https://collections.library.yale.edu/catalog/33376799.