Παραπομπή APA

D'Azzo, J. J. (1968). Principles of electrical engineering. Charles E Merrill.

Παραπομπή Chicago Style

D'Azzo, John J. Principles of Electrical Engineering. U S A: Charles E Merrill, 1968.

Παραπομπή MLA

D'Azzo, John J. Principles of Electrical Engineering. Charles E Merrill, 1968.