(2014). UPSC-ES Engineering services examination solved papers: Electronics & telecommunication engineering:papers I & II, 1999-2013. C L Media.
Chicago Edition CitationUPSC-ES Engineering Services Examination Solved Papers: Electronics & Telecommunication Engineering:papers I & II, 1999-2013. Roorkee: C L Media, 2014.
MLA引文UPSC-ES Engineering Services Examination Solved Papers: Electronics & Telecommunication Engineering:papers I & II, 1999-2013. C L Media, 2014.
警告:這些引文格式不一定是100%准確.