Cita APA (7th ed.)

KLEIN, S. B. (1987). Learning: Principles and applications. McGraw Hill.

Cita Chicago (17th ed.)

KLEIN, Stephen B. Learning: Principles and Applications. New York: McGraw Hill, 1987.

Cita MLA (9th ed.)

KLEIN, Stephen B. Learning: Principles and Applications. McGraw Hill, 1987.