Cita APA (7a ed.)

SCHAEFER SUSAN DAVIDSON. (1977). MOTIVATION PROCESS. WINTHROP PUBLISHERS.

Cita Chicago Style (17a ed.)

SCHAEFER SUSAN DAVIDSON. MOTIVATION PROCESS. CAMBRIDGE: WINTHROP PUBLISHERS, 1977.

Cita MLA (9a ed.)

SCHAEFER SUSAN DAVIDSON. MOTIVATION PROCESS. WINTHROP PUBLISHERS, 1977.