00915nam a22002411 4500 1/12529 980317s19801982enk f 001 eng d 3598101317 12943 DLC GR-PeUP 028.7 WA Walford's guide to reference material / ed. by A.J.Walford,with the assistance of Joan M.Harvey 4th. edition. London : The Library Association, 1980-1982 2 v. ; 25 cm. Includes index V.1. Science & technology -- V.2. Social & historical sciences, philosophy & religion Reference books Bibliography. Walford, A.J. Harvey, Joan M. Library Association. INST UNIPILB MAIN 20040709 028.7 WA 00117186 00117186 LOAN v.1: 0 v.1 1 INST UNIPILB MAIN 20040709 028.7 WA 00117187 00117187 LOAN v.2: 0 v.2 1