Gupta, D. (2018). UPSC ESE ( Engineering Services Examination ), preliminary examination: Electronics and telecommunication engineering. G K.
Chicago Edition CitationGupta, Deepak. UPSC ESE ( Engineering Services Examination ), Preliminary Examination: Electronics and Telecommunication Engineering. New Delhi: G K, 2018.
Deismireacht MLAGupta, Deepak. UPSC ESE ( Engineering Services Examination ), Preliminary Examination: Electronics and Telecommunication Engineering. G K, 2018.
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