Boston, R. E. (1972). How to write and use performance objectives to individualize instruction. Educational Technology Publications.
芝加哥风格引文Boston, Robert E. How to Write and Use Performance Objectives to Individualize Instruction. Englewood Cliffs, N. J.: Educational Technology Publications, 1972.
MLA引文Boston, Robert E. How to Write and Use Performance Objectives to Individualize Instruction. Educational Technology Publications, 1972.
警告：这些引文格式不一定是100％准确.