Thorpe, E., & Thorpe, S. (2007). Pearson general studies manual: For the UPSC Civil services preliminary examination. Pearson education.
Chicago Edition CitationThorpe, Edgar, and Showick Thorpe. Pearson General Studies Manual: For the UPSC Civil Services Preliminary Examination. New Delhi: Pearson education, 2007.
MLA Edition CitationThorpe, Edgar, and Showick Thorpe. Pearson General Studies Manual: For the UPSC Civil Services Preliminary Examination. Pearson education, 2007.
Warning: These citations may not always be 100% accurate.