APA (7. basım) Alıntı

Bullough, R. V. (1988). Creating instructional materials (3rd ed.). Merrill.

Chicago Style (17. basım) Atıf

Bullough, Robert V. Creating Instructional Materials. 3rd ed. Columbus, Ohio: Merrill, 1988.

MLA (9th ed.) Atıf

Bullough, Robert V. Creating Instructional Materials. 3rd ed. Merrill, 1988.