Citazione Stile APA (7a Edizione)

Snelbecker, G. E. (1974). Learning theory, instructional theory, and psychoeducational design. McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Snelbecker, Glenn E. Learning Theory, Instructional Theory, and Psychoeducational Design. New York: McGraw-Hill, 1974.

Citatione MLA (8a ed.)

Snelbecker, Glenn E. Learning Theory, Instructional Theory, and Psychoeducational Design. McGraw-Hill, 1974.