APA aipamena

Leo, S. (2009). English for Academic Purpose: Essay Writting/ 2009. Yogyakarta: Andi.

Chicago Style aipamena

Leo, Sutanto. English for Academic Purpose: Essay Writting/ 2009. Yogyakarta: Andi, 2009.

MLA aipamena

Leo, Sutanto. English for Academic Purpose: Essay Writting/ 2009. Yogyakarta: Andi, 2009.

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