APA Style
Egg, Jay, Howard, Brain Clark. (2011).
Geothermal HVAC: green heating and cooling .
New York:
McGraw-Hill Companies.
Chicago Style
Egg, Jay, Howard, Brain Clark.
Geothermal HVAC: green heating and cooling.
New York:
McGraw-Hill Companies,
2011.
Buku Teks.
MLA Style
Egg, Jay, Howard, Brain Clark.
Geothermal HVAC: green heating and cooling.
New York:
McGraw-Hill Companies,
2011.
Buku Teks.
Turabian Style
Egg, Jay, Howard, Brain Clark.
Geothermal HVAC: green heating and cooling.
New York:
McGraw-Hill Companies,
2011.
Buku Teks.