Παραπομπή APA

Pestonjee, D. (1997). Third handbook of psychological and social instruments. Concept.

Παραπομπή Chicago Style

Pestonjee, D.M. Third Handbook of Psychological and Social Instruments. New Delhi: Concept, 1997.

Παραπομπή MLA

Pestonjee, D.M. Third Handbook of Psychological and Social Instruments. Concept, 1997.