id author title date pages extension mime words sentence flesch summary cache txt crln-19030 Reidelbach, John H.; Shirk, Gary M. Academic Library Approval Plans: A Nationwide Inquiry 1983-10-01 3 .pdf application/pdf 1654 74 53 Literature searches also reveal that scholarly investigation of approval plan vendors tend to be either local or re­ gional in nature and limited in the number of ven­ dors studied. To remedy these deficiencies in the literature of research regarding approval plans, the authors have embarked on a three-phase program of re­ search. cache/crln-19030.pdf txt/crln-19030.txt