APA (7. basım) Alıntı

International Seminar on Approval and Gathering Plans in Large and Medium Size Academic Libraries, 3rd., West Palm Beach, Fla., 1971, Spyers-Duran, P., & Gore, D. (1972). Economics of approval plans: Proceedings. Greenwood Press.

Chicago Style (17. basım) Atıf

International Seminar on Approval and Gathering Plans in Large and Medium Size Academic Libraries, 3rd., West Palm Beach, Fla., 1971, Peter Spyers-Duran, ve Daniel Gore. Economics of Approval Plans: Proceedings. Westport, Conn: Greenwood Press, 1972.

MLA (9th ed.) Atıf

International Seminar on Approval and Gathering Plans in Large and Medium Size Academic Libraries, 3rd., West Palm Beach, Fla., 1971, et al. Economics of Approval Plans: Proceedings. Greenwood Press, 1972.