APA aipamena

Okposin, S. B., Ong, H. B., & Abdul Halim Abdul Hamid. (2003). Perubahan fasa ekonomi Malaysia. Utusan Publications.

Chicago Style aipamena

Okposin, Samuel Bassey, Hway Boon Ong, and Abdul Halim Abdul Hamid. Perubahan Fasa Ekonomi Malaysia. Kuala Lumpur: Utusan Publications, 2003.

MLA aipamena

Okposin, Samuel Bassey, et al. Perubahan Fasa Ekonomi Malaysia. Utusan Publications, 2003.