Cita APA (7a ed.)

Mager, R. F. (1990). Preparing instructional objectives (rev. 2nd ed.). Kogan Page.

Cita Chicago Style (17a ed.)

Mager, Robert Frank. Preparing Instructional Objectives. rev. 2nd ed. London: Kogan Page, 1990.

Cita MLA (9a ed.)

Mager, Robert Frank. Preparing Instructional Objectives. rev. 2nd ed. Kogan Page, 1990.