APA (7th ed.) Citation

(1999). Heating / piping / air conditioning engineering: HPAC engineering. Penton Media.

Chicago Style (17th ed.) Citation

Heating / Piping / Air Conditioning Engineering: HPAC Engineering. Cleveland, OH: Penton Media, 1999.

MLA (8th ed.) Citation

Heating / Piping / Air Conditioning Engineering: HPAC Engineering. Penton Media, 1999.

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