Gaya APA

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Dua Belas 12 Tokoh Pengubah Dunia. (2009). Jakarta_: Gema Insani .

Gaya MLA

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Dua Belas 12 Tokoh Pengubah Dunia. ed.1 cet.1. Jakarta_: Gema Insani , 2009. Buku Teks.