Library human resources : a study of supply and demand / Nancy K. Roderer, project director. Roderer, Nancy K. King Research, inc. National Center for Education Statistics. Librarians Supply and demand United States. Z682.2.U5 L53 1983 023.5 LIB Includes bibliographical references Rockville : King Research, Inc., 1983. 1983. 1983 Text ix, 229 p. : eng Contractor report Contractor report (National Center for Educational Statistics) Library human resources. Library human resources. United States.