APA استشهاد

(1999). General studies manual for the UPSC civil services preliminary examination 1999. Tata McGraw-Hill.

استشهاد بنمط شيكاغو

General Studies Manual for the UPSC Civil Services Preliminary Examination 1999. New Delhi: Tata McGraw-Hill, 1999.

MLA استشهاد

General Studies Manual for the UPSC Civil Services Preliminary Examination 1999. Tata McGraw-Hill, 1999.