Cita APA (7a ed.)
Singh, P., Singh, N., Singh, R., Singh, U., Ismail, A., & Ram, P. (2006). Improving health and productivity of sodic soils of Indo-Gangetic plains.
Cita Chicago Style (17a ed.)
Singh, P.N, N. Singh, R.P Singh, U. Singh, A.M Ismail, y P.C Ram. Improving Health and Productivity of Sodic Soils of Indo-Gangetic Plains. 2006.
Cita MLA (9a ed.)
Singh, P.N, et al. Improving Health and Productivity of Sodic Soils of Indo-Gangetic Plains. 2006.
Precaución: Estas citas no son 100% exactas.