Thorpe, E., & Thorpe, S. (2009). Pearson general studies manual 2010: For the UPSC Civil Services preliminary examination. Pearson.
Chicago-стиль цитированияThorpe, Edgar, and Showick Thorpe. Pearson General Studies Manual 2010: For the UPSC Civil Services Preliminary Examination. Chandigarh: Pearson, 2009.
MLA-цитированиеThorpe, Edgar, and Showick Thorpe. Pearson General Studies Manual 2010: For the UPSC Civil Services Preliminary Examination. Pearson, 2009.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.