APA (7th ed.) Citation

Levenhagen, J. I. (1999). HVAC control systems design diagrams / John I. Levenhagen. McGraw-Hill.

Chicago Style (17th ed.) Citation

Levenhagen, John I. HVAC Control Systems Design Diagrams / John I. Levenhagen. New York ; London: McGraw-Hill, 1999.

MLA (9th ed.) Citation

Levenhagen, John I. HVAC Control Systems Design Diagrams / John I. Levenhagen. McGraw-Hill, 1999.

Warning: These citations may not always be 100% accurate.