Teaching machines and programmed learning ; edited by A.A. Lumsdaine and Robert Glaser. - Washington: Department of Audio-Visual Instruction, National Education Association, 1960. - xii, 724 p. : ill. ; 24 cm. Includes index. V. 1. A source book -- V. 2. Data and directions. Subjects--Topical Terms: Teaching machinesProgrammed instruction Dewey Class. No.: 371.3944