Cita APA (7th ed.)

Purcell, E. M. (1963). Electricity and magnetism. McGraw-Hill.

Cita Chicago (17th ed.)

Purcell, Edward M. Electricity and Magnetism. Nueva York: McGraw-Hill, 1963.

Cita MLA (9th ed.)

Purcell, Edward M. Electricity and Magnetism. McGraw-Hill, 1963.

Atenció: Aquestes cites poden no estar 100% correctes.