APA (7th ed.) Citation

SOFYAN, I. Studi Kelayakan Bisnis. Graha Ilmu.

Chicago Style (17th ed.) Citation

SOFYAN, Iban. Studi Kelayakan Bisnis. Graha Ilmu.

MLA (8th ed.) Citation

SOFYAN, Iban. Studi Kelayakan Bisnis. Graha Ilmu.

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