Παραπομπή APA

Brown, D. R. (1986). Frontiers of motivational psychology. Springer-Verlag.

Παραπομπή Chicago Style

Brown, Donald R. Frontiers of Motivational Psychology. Berlin: Springer-Verlag, 1986.

Παραπομπή MLA

Brown, Donald R. Frontiers of Motivational Psychology. Springer-Verlag, 1986.