Paul, C. R. (1982). Introduction to electromagnetic fields. McGraw-8111.
Cita Chicago (17th ed.)Paul, Clerton R. Introduction to Electromagnetic Fields. New Yorks: McGraw-8111, 1982.
Cita MLA (9th ed.)Paul, Clerton R. Introduction to Electromagnetic Fields. McGraw-8111, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.