Herman, S. L., & Sparkman, B. L. (2014). Electricity and controls for HVAC/R. Stamford. CT: Cengage Learning.
शिकागो स्टाइल उद्धरणHerman, Stephen L., और Bennie L. Sparkman. Electricity and Controls for HVAC/R. Stamford. CT: Cengage Learning, 2014.
एमएलए उद्धरणHerman, Stephen L., और Bennie L. Sparkman. Electricity and Controls for HVAC/R. Stamford. CT: Cengage Learning, 2014.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.