(1993). Research in reference effectiveness: Proceedings of a preconference sponsored by the Research and Statistics Committee, Management and Operation of Public Services Division, American Library Association, San Francisco, California, June 26, 1992 / edited by Marjorie E. Murfin, Jo Bell Whitlatch.
Citazione stile Chigago Style (17a edizione)Research in Reference Effectiveness: Proceedings of a Preconference Sponsored by the Research and Statistics Committee, Management and Operation of Public Services Division, American Library Association, San Francisco, California, June 26, 1992 / Edited by Marjorie E. Murfin, Jo Bell Whitlatch. 1993.
Citatione MLA (9a ed.)Research in Reference Effectiveness: Proceedings of a Preconference Sponsored by the Research and Statistics Committee, Management and Operation of Public Services Division, American Library Association, San Francisco, California, June 26, 1992 / Edited by Marjorie E. Murfin, Jo Bell Whitlatch. 1993.