Citazione Stile APA (7a Edizione)

Farr, M. J. (1987). The long-term retention of knowledge and skills: A cognitive and instructional perspective. Springer-Verlag.

Citazione stile Chigago Style (17a edizione)

Farr, Marshall J. The Long-term Retention of Knowledge and Skills: A Cognitive and Instructional Perspective. New York [etc.]: Springer-Verlag, 1987.

Citatione MLA (9a ed.)

Farr, Marshall J. The Long-term Retention of Knowledge and Skills: A Cognitive and Instructional Perspective. Springer-Verlag, 1987.