APA (7th ed.) Citation

Sinclair, A. T., & Black, G. F. (1917). American gypsies. The New York Public Library.

Chicago Style (17th ed.) Citation

Sinclair, Albert Thomas, and George Fraser Black. American Gypsies. [New York]: The New York Public Library, 1917.

MLA (8th ed.) Citation

Sinclair, Albert Thomas, and George Fraser Black. American Gypsies. The New York Public Library, 1917.