APA Style

Friedman, G. (2009). The next 100 years : a forecast for the 21st century . New York: Penerbit Komisi Kerasulan Awam Konferensi Waligereja Indoesia.

MLA Style

Friedman, George. "The next 100 years : a forecast for the 21st century". New York: Penerbit Komisi Kerasulan Awam Konferensi Waligereja Indoesia, 2009. Text.