A programmed course in cataloguing and classification, by A. F. Johnson. Johnson, A. F. (Albert Frederick) Cataloging Programmed instruction. Classification, Dewey decimal Programmed instruction. Z695 .J673 025.3 23 JOP Bibliography: p. 130-131. London : Deutsch, 1968. 1968. 1968 Text 132 p. eng Grafton basic texts A Grafton book.