Gaya APA

The World Is Flat. (2006). Jakarta: [s.n.].

Gaya Chicago

The World Is Flat. ed.1. Jakarta: [s.n.], 2006. Text.

Gaya MLA

The World Is Flat. ed.1. Jakarta: [s.n.], 2006. Text.

Gaya Turabian

The World Is Flat. Jakarta: [s.n.], 2006. Print.