APA استشهاد

Toro, V. D. (1968). Principles of electrical engineering. PHI.

استشهاد بنمط شيكاغو

Toro, Vincent Del. Principles of Electrical Engineering. New Delhi: PHI, 1968.

MLA استشهاد

Toro, Vincent Del. Principles of Electrical Engineering. PHI, 1968.