APA (7th ed.) Citation

Hussin, A., Abdul Raffar, K., K., N., & Husin, A. (1993). Urea as the Nitrogen source in NIT Hydroponic System. Universiti Putra Malaysia Press.

Chicago Style (17th ed.) Citation

Hussin, Aminuddin, Khalip Abdul Raffar, Norayah K., and Alias Husin. Urea as the Nitrogen Source in NIT Hydroponic System. Universiti Putra Malaysia Press, 1993.

MLA (9th ed.) Citation

Hussin, Aminuddin, et al. Urea as the Nitrogen Source in NIT Hydroponic System. Universiti Putra Malaysia Press, 1993.