APA (7th ed.) Citation

Dhirgantoro, D. (2013). 2 (Dua). Gramedia Widisarana Indonesia.

Chicago Style (17th ed.) Citation

Dhirgantoro, Donny. 2 (Dua). Gramedia Widisarana Indonesia, 2013.

MLA (8th ed.) Citation

Dhirgantoro, Donny. 2 (Dua). Gramedia Widisarana Indonesia, 2013.

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