Boston, R. E. (1972). How to write and use performance objectives to individualize instruction. Educational Technology Publications.
Chicago Style (17. basım) AtıfBoston, Robert E. How to Write and Use Performance Objectives to Individualize Instruction. Englewood Cliffs, N. J.: Educational Technology Publications, 1972.
MLA (8th ed.) AtıfBoston, Robert E. How to Write and Use Performance Objectives to Individualize Instruction. Educational Technology Publications, 1972.
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