Herman, S. L., & Sparkman, B. L. (2010). Electricity and controls for HVAC-R / by Stephen Herman, Bennie L. Sparkman (6th ed., International ed.). Delmar ; Cengage Learning [distributor].
Chicago Style (17th ed.) CitationHerman, Stephen L., and Bennie L. Sparkman. Electricity and Controls for HVAC-R / by Stephen Herman, Bennie L. Sparkman. 6th ed., International ed. Clifton Park, N.Y. : [Great Britain]: Delmar ; Cengage Learning [distributor], 2010.
MLA (9th ed.) CitationHerman, Stephen L., and Bennie L. Sparkman. Electricity and Controls for HVAC-R / by Stephen Herman, Bennie L. Sparkman. 6th ed., International ed. Delmar ; Cengage Learning [distributor], 2010.
Warning: These citations may not always be 100% accurate.