SCHAEFER SUSAN D. (1979). THE MOTIVATION PROCESS. PREATICE HALL OF INDIA.
Cita Chicago (17th ed.)SCHAEFER SUSAN D. THE MOTIVATION PROCESS. PREATICE HALL OF INDIA, 1979.
Cita MLA (9th ed.)SCHAEFER SUSAN D. THE MOTIVATION PROCESS. PREATICE HALL OF INDIA, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.