Cita APA (7th ed.)

Sagan, L. A. (1996). Electric and magnetic fields: Invisible risks? Gordon and Breach Publishers.

Cita Chicago (17th ed.)

Sagan, Leonard A. Electric and Magnetic Fields: Invisible Risks? Amsterdam, Netherlands: Gordon and Breach Publishers, 1996.

Cita MLA (8th ed.)

Sagan, Leonard A. Electric and Magnetic Fields: Invisible Risks? Gordon and Breach Publishers, 1996.