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