APA Style

Heller, Robert, Noerlambang, Herbhayu. (2003). Bill Gates (Cet.1, 2003). Jakarta: Erlangga.

Chicago Style

Heller, Robert, Noerlambang, Herbhayu. Bill Gates. Cet.1, 2003 Jakarta: Erlangga, 2003. Text.

MLA Style

Heller, Robert, Noerlambang, Herbhayu. Bill Gates. Cet.1, 2003 Jakarta: Erlangga, 2003. Text.

Turabian Style

Heller, Robert, Noerlambang, Herbhayu. Bill Gates. Cet.1, 2003 Jakarta: Erlangga, 2003. Print.