Παραπομπή APA

Green, E. J. (1962). The learning process and programmed instruction. Holt, Rinehart and Winston.

Παραπομπή Chicago Style

Green, Edward J. The Learning Process and Programmed Instruction. New York: Holt, Rinehart and Winston, 1962.

Παραπομπή MLA

Green, Edward J. The Learning Process and Programmed Instruction. Holt, Rinehart and Winston, 1962.