APA Style

TIRTATANOE, David, PANGGABEAN, Ronny. (1991). Chiwriter Versi 3.15. STIE . Yogyakarta: Andi Offset.

Chicago Style

TIRTATANOE, David, PANGGABEAN, Ronny. Chiwriter Versi 3.15. STIE. Yogyakarta: Andi Offset, 1991. Text.

MLA Style

TIRTATANOE, David, PANGGABEAN, Ronny. Chiwriter Versi 3.15. STIE. Yogyakarta: Andi Offset, 1991. Text.

Turabian Style

TIRTATANOE, David, PANGGABEAN, Ronny. Chiwriter Versi 3.15. STIE. Yogyakarta: Andi Offset, 1991. Print.