Cita APA (7th ed.)

Simmons, J. P., & Simmons, P. (1999). Soares book on grounding (7.).

Cita Chicago (17th ed.)

Simmons, J. Philip, i Philip Simmons. Soares Book on Grounding. 7. Richardson, Texas : International Association of Electrical Inspectors, 1999.

Cita MLA (9th ed.)

Simmons, J. Philip, i Philip Simmons. Soares Book on Grounding. 7. 1999.