APA

Egg J., Howard B. C., . (2011). Geothermal HVAC. New York: McGraw-Hill.

Chicago

Egg Jay, Howard Brian Clark, . 2011. Geothermal HVAC. New York: McGraw-Hill.

Harvard

Egg J., Howard B. C., . (2011). Geothermal HVAC. New York: McGraw-Hill.

MLA

Egg Jay, Howard Brian Clark, . Geothermal HVAC. New York: McGraw-Hill. 2011.