(2014). General studies paper I: Civil services preliminary examination conducted by UPSC, solved papers 1997-2013. C. L. Media.
シカゴスタイル引用形General Studies Paper I: Civil Services Preliminary Examination Conducted by UPSC, Solved Papers 1997-2013. Roorkee: C. L. Media, 2014.
MLA引用形式General Studies Paper I: Civil Services Preliminary Examination Conducted by UPSC, Solved Papers 1997-2013. C. L. Media, 2014.
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