(2009). Guide for IES engineering services examination: Electronics engineering. G.K.Publishers.
Trích dẫn kiểu ChicagoGuide for IES Engineering Services Examination: Electronics Engineering. Roorkee: G.K.Publishers, 2009.
Trích dẫn MLAGuide for IES Engineering Services Examination: Electronics Engineering. G.K.Publishers, 2009.
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