(2014). UPSC-Engineering Services Examination: Electrical engineering, Papers I and II 1999-2013. G K Publications.
シカゴスタイル引用形UPSC-Engineering Services Examination: Electrical Engineering, Papers I and II 1999-2013. Noida: G K Publications, 2014.
MLA引用形式UPSC-Engineering Services Examination: Electrical Engineering, Papers I and II 1999-2013. G K Publications, 2014.
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