APA (7th ed.) Citation

Levenhagen. (1998). HVAC control system diagrams. McGraw-Hill.

Chicago Style (17th ed.) Citation

Levenhagen. HVAC Control System Diagrams. New York: McGraw-Hill, 1998.

MLA (9th ed.) Citation

Levenhagen. HVAC Control System Diagrams. McGraw-Hill, 1998.

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