Mager, R. F. (1991). Preparing instructional objectires (Revised Second Edition.). Kogan Page.
Chicago Style (17th ed.) CitationMager, Robert F. Preparing Instructional Objectires. Revised Second Edition. London: Kogan Page, 1991.
MLA (9th ed.) CitationMager, Robert F. Preparing Instructional Objectires. Revised Second Edition. Kogan Page, 1991.
Warning: These citations may not always be 100% accurate.