Cite

Golden Gate International Exposition (1939-1940: San Francisco, California)

MLA

Heller, Alfred E. Golden Gate International Exposition (1939-1940: San Francisco, California). 1939. https://collections.library.yale.edu/catalog/2029217.

APA, 6th edition

Heller, A. E. (1939). Golden Gate International Exposition (1939-1940: San Francisco, California). https://collections.library.yale.edu/catalog/2029217.