Dale, E. (1969). Audiovisual methods in teaching (Third edition.). The Dryden Press : Holt, Rinehart and Winston, Inc..
Citazione stile Chigago Style (17a edizione)Dale, Edgar. Audiovisual Methods in Teaching. Third edition. New York [i pozostałe]: The Dryden Press : Holt, Rinehart and Winston, Inc., 1969.
Citatione MLA (9a ed.)Dale, Edgar. Audiovisual Methods in Teaching. Third edition. The Dryden Press : Holt, Rinehart and Winston, Inc., 1969.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.