APA

bansal S. K., Benbi D. K. & brar M. S. (2006). Balanced fertilization for sustaining crop productivity:proceedings of the international symposium held at Punjab Agricultural university,Ludhiana,india,22-25 november 2006. Horgen: Internationalpotash institute.

Chicago

bansal S K, Benbi D K and brar M S. 2006. Balanced fertilization for sustaining crop productivity:proceedings of the international symposium held at Punjab Agricultural university,Ludhiana,india,22-25 november 2006. Horgen: Internationalpotash institute.

Harvard

bansal S. K., Benbi D. K. and brar M. S. (2006). Balanced fertilization for sustaining crop productivity:proceedings of the international symposium held at Punjab Agricultural university,Ludhiana,india,22-25 november 2006. Horgen: Internationalpotash institute.

MLA

bansal S K, Benbi D K and brar M S. Balanced fertilization for sustaining crop productivity:proceedings of the international symposium held at Punjab Agricultural university,Ludhiana,india,22-25 november 2006. Horgen: Internationalpotash institute. 2006.