heller, R., & Noerlambang, H. (2008). Bill Gates: Jenius revolusi software dan master abad informasi. Erlangga.
Chicago Style (17th ed.) Citationheller, Robert, and Herbhayu Noerlambang. Bill Gates: Jenius Revolusi Software Dan Master Abad Informasi. Erlangga, 2008.
MLA (8th ed.) Citationheller, Robert, and Herbhayu Noerlambang. Bill Gates: Jenius Revolusi Software Dan Master Abad Informasi. Erlangga, 2008.
Warning: These citations may not always be 100% accurate.