APA (7th ed.) Citation

Al-Khafaf, S., Aziz, F. G., Salih, H. M., & Jack, F. J. (1989). Shoot and root growth and nutrients uptake of wheat as affected by soil layers. Springer.

Chicago Style (17th ed.) Citation

Al-Khafaf, S., F. G. Aziz, H. M. Salih, and F. J. Jack. Shoot and Root Growth and Nutrients Uptake of Wheat as Affected by Soil Layers. Springer, 1989.

MLA (9th ed.) Citation

Al-Khafaf, S., et al. Shoot and Root Growth and Nutrients Uptake of Wheat as Affected by Soil Layers. Springer, 1989.