APA (7th ed.) Citation

A. Manan, M., Othman, A., Ismail, I., & Ikhsan, A. (1997). Petroleum fluid components that naturally formed. Penerbit UTM.

Chicago Style (17th ed.) Citation

A. Manan, Muhammad, Ariff Othman, Issham Ismail, and Azman Ikhsan. Petroleum Fluid Components That Naturally Formed. Penerbit UTM, 1997.

MLA (9th ed.) Citation

A. Manan, Muhammad, et al. Petroleum Fluid Components That Naturally Formed. Penerbit UTM, 1997.