Παραπομπή APA

(2001). Unique quintessence of general studies for UPSC civil service preliminary examination 2001. Unique Publishers.

Παραπομπή Chicago Style

Unique Quintessence of General Studies for UPSC Civil Service Preliminary Examination 2001. New Delhi: Unique Publishers, 2001.

Παραπομπή MLA

Unique Quintessence of General Studies for UPSC Civil Service Preliminary Examination 2001. Unique Publishers, 2001.