021.64 Res R Resource sharing in libraries: why, how, when, next action steps. Edited by Allen Kent. New York, M. Dekker, 1974. x, 393 p. 24 on. (Books in library and infor- mation sciénce, v. 8) Based on papers presented at the conference Re source Sharing in Libraries, held April 11-12, 1973 at Pittsburgh Pennsylvania: cosponsored by the Pennsylvania Association of Colleges and Universities, the Pittsburgh Council on Higher Education, and th tsburgh Regional Library Center.