Citazione Stile APA (7a Edizione)

Hug, W. E. (1975). Instructional design and the media program. American Library Association.

Citazione stile Chigago Style (17a edizione)

Hug, William E. Instructional Design and the Media Program. Chicago: American Library Association, 1975.

Citatione MLA (9a ed.)

Hug, William E. Instructional Design and the Media Program. American Library Association, 1975.