APA (7th ed.) Citation

New York Public Library. Reference Department. (1961). Subject catalog of the World War I collection. G.K. Hall.

Chicago Style (17th ed.) Citation

New York Public Library. Reference Department. Subject Catalog of the World War I Collection. Boston: G.K. Hall, 1961.

MLA (9th ed.) Citation

New York Public Library. Reference Department. Subject Catalog of the World War I Collection. G.K. Hall, 1961.

Warning: These citations may not always be 100% accurate.