APA (7th ed.) Citation

Nelson Associates, Inc. (1969). User survey of the New York Public Library Research Libraries.

Chicago Style (17th ed.) Citation

Nelson Associates, Inc. User Survey of the New York Public Library Research Libraries. [New York], 1969.

MLA (8th ed.) Citation

Nelson Associates, Inc. User Survey of the New York Public Library Research Libraries. 1969.

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