Tohutoro APA (7th ed.)
Singh, R. P. (2014). Switchgear and power system protection. PHI.
Tohutoru Kātū Chicago (17th ed.)
Singh, Ravindra P. Switchgear and Power System Protection. Delhi: PHI, 2014.
Tohutoro MLA (9th ed.)
Singh, Ravindra P. Switchgear and Power System Protection. PHI, 2014.
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