APA-čujuhus (7. p.)
Ram, B., & Vishwakarma, D. (2015). Power system protection and switchgear (2nd ed.). McGraw Hill Education (I) Pvt. Ltd.
Chicago-čujuhus (17. p.)
Ram, Badri, juo D.N Vishwakarma. Power System Protection and Switchgear. 2nd ed. New Delhi: McGraw Hill Education (I) Pvt. Ltd, 2015.
MLA-čujuhus (9. p.)
Ram, Badri, juo D.N Vishwakarma. Power System Protection and Switchgear. 2nd ed. McGraw Hill Education (I) Pvt. Ltd, 2015.
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