Programmed learning aid for retailing : modern concepts and practices / Delbert J. Duncan, Stanley C. Hollander ; coordinating editor, Roger H. Hermanson. Self review in retailing. Duncan, Delbert J. Hollander, Stanley C., 1919- joint author. Hermanson, Roger H. Retail trade Management Programmed instruction. 658.87 DUR Cover title: Self review in retailing : modern concepts and practices. Includes bibliographical references and index. Homewood, Ill. : Learning Systems Co., c1979. c1979. 1979 Text xi, 196 p. : eng Irwin programmed learning aid series