APA (7th ed.) Citation

Rydell, R. W. (1992). The books of the fairs: A guide to exposition literature in the collection of the Smithsonian. American Library Association.

Chicago Style (17th ed.) Citation

Rydell, Robert W. The Books of the Fairs: A Guide to Exposition Literature in the Collection of the Smithsonian. Chicago, Il: American Library Association, 1992.

MLA (9th ed.) Citation

Rydell, Robert W. The Books of the Fairs: A Guide to Exposition Literature in the Collection of the Smithsonian. American Library Association, 1992.