MLA

Houseworth, Thomas, and Co. Houseworth's Celebrities. 0AD. https://collections.library.yale.edu/catalog/10987180.

APA, 6th edition

Houseworth, T., & C. (0 C.E.). Houseworth's Celebrities [Cabinet photographs, Photographic prints, Studio portraits]. https://collections.library.yale.edu/catalog/10987180.