Langdon, D. G. (1972). Interactive instructional designs for individualized learning. Educational Technology Publications.
Chicago Style (17th ed.) CitationLangdon, Danny G. Interactive Instructional Designs for Individualized Learning. Englewood Cliffs, N.J: Educational Technology Publications, 1972.
MLA (9th ed.) CitationLangdon, Danny G. Interactive Instructional Designs for Individualized Learning. Educational Technology Publications, 1972.
Warning: These citations may not always be 100% accurate.