Purohit, S. (2003). Enchancing personal effectiveness: Training instruments.. TMH.
Cita Chicago (17th ed.)Purohit, Surabhi. Enchancing Personal Effectiveness: Training Instruments.. New Delhi: TMH, 2003.
Cita MLA (9th ed.)Purohit, Surabhi. Enchancing Personal Effectiveness: Training Instruments.. TMH, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.