Baer, C. J. (1960). Electrical and electronic drawing (3rd ed.). Mc Graw Hill book.
Cita Chicago (17th ed.)Baer, Charles J. Electrical and Electronic Drawing. 3rd ed. New York: Mc Graw Hill book, 1960.
Cita MLA (9th ed.)Baer, Charles J. Electrical and Electronic Drawing. 3rd ed. Mc Graw Hill book, 1960.
Atenció: Aquestes cites poden no estar 100% correctes.