Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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