APA引文

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

Chicago Edition Citation

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

MLA引文

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

警告：這些引文格式不一定是100％准確.