Seghal,J L, Mandal ,C, & Mandal,D K. (1992). Agro-ecological regions of India. National Bureau of Soil Survey and Land Use Planning.
Style de citation ChicagoSeghal,J L, Mandal ,C, et Mandal,D K. Agro-ecological Regions of India. Nagpur: National Bureau of Soil Survey and Land Use Planning, 1992.
Style de citation MLASeghal,J L, et al. Agro-ecological Regions of India. National Bureau of Soil Survey and Land Use Planning, 1992.
Attention : ces citations peuvent ne pas être correctes à 100%.