Cita APA (7a ed.)

Mager, R. F. (1962). Preparing instructional objectives. Fearon Publishers.

Cita Chicago Style (17a ed.)

Mager, Robert Frank. Preparing Instructional Objectives. Belmont, Calif.: Fearon Publishers, 1962.

Cita MLA (8a ed.)

Mager, Robert Frank. Preparing Instructional Objectives. Fearon Publishers, 1962.