APA (7th ed.) Citation

Ahmad, O. H., & Nik Majid, N. M. (2014). Towards efficient utilization of nitrogen based fertilizers. Universiti Putra Malaysia Press.

Chicago Style (17th ed.) Citation

Ahmad, Osumanu Haruna, and Nik Muhamad Nik Majid. Towards Efficient Utilization of Nitrogen Based Fertilizers. Universiti Putra Malaysia Press, 2014.

MLA (9th ed.) Citation

Ahmad, Osumanu Haruna, and Nik Muhamad Nik Majid. Towards Efficient Utilization of Nitrogen Based Fertilizers. Universiti Putra Malaysia Press, 2014.

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