Cita APA (7th ed.)

Association for Programmed Learning and Educational Technology & Romiszowski, A. J. (1972). APLET yearbook of educational and instructional technology 1972/73. John Wiley and Sons.

Cita Chicago (17th ed.)

Association for Programmed Learning and Educational Technology i A. J. Romiszowski. APLET Yearbook of Educational and Instructional Technology 1972/73. New York: John Wiley and Sons, 1972.

Cita MLA (9th ed.)

Association for Programmed Learning and Educational Technology i A. J. Romiszowski. APLET Yearbook of Educational and Instructional Technology 1972/73. John Wiley and Sons, 1972.