APA (7th ed.) Citation

SOFYAN, I. (2003). Studi kelayakan bisnis.-- ed.1. Graha Ilmu.

Chicago Style (17th ed.) Citation

SOFYAN, Iban. Studi Kelayakan Bisnis.-- Ed.1. Yogyakarta: Graha Ilmu, 2003.

MLA (9th ed.) Citation

SOFYAN, Iban. Studi Kelayakan Bisnis.-- Ed.1. Graha Ilmu, 2003.

Warning: These citations may not always be 100% accurate.