APA引文

Herman, S. L., & Sparkman, B. L. (2014). Electricity and controls for HVAC/R. Stamford. CT: Cengage Learning.

Trích dẫn kiểu Chicago

Herman, Stephen L., và Bennie L. Sparkman. Electricity and Controls for HVAC/R. Stamford. CT: Cengage Learning, 2014.

MLA引文

Herman, Stephen L., và Bennie L. Sparkman. Electricity and Controls for HVAC/R. Stamford. CT: Cengage Learning, 2014.

警告:這些引文格式不一定是100%准確.