Fraval, S. (2019). Food security in rural sub-Saharan Africa: A household level assessment of crop-livestock systems. Netherlands: Wageningen University.
शिकागो स्टाइल उद्धरणFraval, Simon. Food Security in Rural Sub-Saharan Africa: A Household Level Assessment of Crop-livestock Systems. Netherlands: Wageningen University, 2019.
एमएलए उद्धरणFraval, Simon. Food Security in Rural Sub-Saharan Africa: A Household Level Assessment of Crop-livestock Systems. Netherlands: Wageningen University, 2019.
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