APA (7 वां संस्करण) प्रशस्ति पत्र
Gupta, J. (2016). A course in power systems: Generation and economic considerations; transmission and distribution, switchgear and protec (11th ed.). S.K.Kataria.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Gupta, J.B. A Course in Power Systems: Generation and Economic Considerations; Transmission and Distribution, Switchgear and Protec. 11th ed. New Delhi: S.K.Kataria, 2016.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Gupta, J.B. A Course in Power Systems: Generation and Economic Considerations; Transmission and Distribution, Switchgear and Protec. 11th ed. S.K.Kataria, 2016.
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