Cita APA (7th ed.)
Ram , B., & Vishwakarma , D. N. (2011). Power system protection and switchgear (2nd ed.). Tata McGraw Hill.
Cita Chicago (17th ed.)
Ram , Badri, i D N. Vishwakarma. Power System Protection and Switchgear. 2nd ed. New Delhi: Tata McGraw Hill, 2011.
Cita MLA (9th ed.)
Ram , Badri, i D N. Vishwakarma. Power System Protection and Switchgear. 2nd ed. Tata McGraw Hill, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.