APA (7th ed.) Citation

McGaw, H. F. (1952). Marginal punched cards in college and research libraries. Scarecrow Press.

Chicago Style (17th ed.) Citation

McGaw, Howard F. Marginal Punched Cards in College and Research Libraries. Washington: Scarecrow Press, 1952.

MLA (9th ed.) Citation

McGaw, Howard F. Marginal Punched Cards in College and Research Libraries. Scarecrow Press, 1952.

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