Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (8th ed.)

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