APA aipamena

ed. lit. Bill Katz, R. A. F. (1984). Evaluation of reference services. Haworth Press.

Chicago Style aipamena

ed. lit. Bill Katz, Ruth A. Fraley. Evaluation of Reference Services. Haworth Press, 1984.

MLA aipamena

ed. lit. Bill Katz, Ruth A. Fraley. Evaluation of Reference Services. Haworth Press, 1984.