Citazione Stile APA (7a Edizione)

Herman, S. L., & Sparkman, B. L. (2010). Electricity & controls for HVAC/R (6th ed.). Delmar Cengage Learning.

Citazione stile Chigago Style (17a edizione)

Herman, Stephen L., e Bennie L. Sparkman. Electricity & Controls for HVAC/R. 6th ed. Clifton Park, N.Y: Delmar Cengage Learning, 2010.

Citatione MLA (9a ed.)

Herman, Stephen L., e Bennie L. Sparkman. Electricity & Controls for HVAC/R. 6th ed. Delmar Cengage Learning, 2010.