Mager, Robert Frank, 1923-
Preparing instructional objectives / eng Robert F. Mager. - 2d ed. - Belmont, Calif. : Fearon-Pitman Publishers, c1975. - 136 p. : ill. ; 21 cm.
First ed. published in 1961 under title: Preparing objectives for programmed instruction.
082245601X
Programmed instruction.
Preparing instructional objectives / eng Robert F. Mager. - 2d ed. - Belmont, Calif. : Fearon-Pitman Publishers, c1975. - 136 p. : ill. ; 21 cm.
First ed. published in 1961 under title: Preparing objectives for programmed instruction.
082245601X
Programmed instruction.