APA Style
Gladstone, J., Bevirt, W, D.
(1997).
HVAC testing, adjusting, and balancing manual
.
America:
MCGRAW HILL.
MLA Style
Gladstone, John., Bevirt, W., David.
"HVAC testing, adjusting, and balancing manual".
America:
MCGRAW HILL,
1997.
Text.