Gaya APA

DeGunther, R. (2009). (E-BOOK Teknik Mesin) Alternative Energy FOR DUMmIES . USA: Wiley Publishing, Inc..

Gaya MLA

DeGunther, Rik. "(E-BOOK Teknik Mesin) Alternative Energy FOR DUMmIES". USA: Wiley Publishing, Inc., 2009. Computer File.