Symposium on Cropping Patterns in India Indian Agricultural Research Institute, Indian Council of Agricultural Research, & Bālakrṣṇannāyar, K. (1972). Proceedings of the Symposium on Cropping Patterns in India. Indian Council of Agricultural Research.
Chicago-referens (17:e uppl.)Symposium on Cropping Patterns in India Indian Agricultural Research Institute, Indian Council of Agricultural Research, och Ke Bālakrṣṇannāyar. Proceedings of the Symposium on Cropping Patterns in India. [New Delhi: Indian Council of Agricultural Research, 1972.
MLA-referens (8:e uppl.)Symposium on Cropping Patterns in India Indian Agricultural Research Institute, et al. Proceedings of the Symposium on Cropping Patterns in India. Indian Council of Agricultural Research, 1972.
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