MLA

Thomson, James Claude, 1889-. Slides of Korea: Palace and Secret Garden, country trip, Nan San Han Shan trip, city scenes of Seoul, Autumn in the Secret Garden, Seoul, and slides of Swat. 10, folder 160. 1959. https://collections.library.yale.edu/catalog/33377017.

APA, 6th edition

Thomson, James Claude, 1889-. (["10, folder 160"])(1959)[Slides of Korea: Palace and Secret Garden, country trip, Nan San Han Shan trip, city scenes of Seoul, Autumn in the Secret Garden, Seoul, and slides of Swat]. https://collections.library.yale.edu/catalog/33377017.