Receptive versus Productive Skills in Foreign Language Learning.

Allen, John R. "Current Trends in CAI." Computers and the Humanities 7(1972): 47-55. Allen, John R. "Individualizing Foreign Language Instruction with Computers at Dartmouth." Foreign Language Annals 5(1972): 348-49. Allen, John R. "The Use of the Computer in Drilling." Die Unterrichtspraxis 5.i(1972): 31-35. Allen, John R. "The Cybernetic Centaur: Advances in CAI." Computers and the Humanities 7(1973): 373-87. Adams, E.N., H.W. Morrison, and J.M. Reddy. Conversation with a Computer as a Technique of Language Instruction." The Modern LanguageJournal 52(1968): 3-16. Barrutia, Richard. Language Learning and Machine Teaching. Philadelphia: Center for Curriculum Development, 1969.