Chopra,S.C. (2008). Geography: UPSC civil service preliminary examination (1.). Unique.
Chicago Edition CitationChopra,S.C. Geography: UPSC Civil Service Preliminary Examination. 1. New Delhi: Unique, 2008.
MLA Edition CitationChopra,S.C. Geography: UPSC Civil Service Preliminary Examination. 1. Unique, 2008.
Warning: These citations may not always be 100% accurate.