Sen, B. R. (1966). Statistics of crop responses to fertilizers. Food and Agriculture Organization.
Citación estilo ChicagoSen, B R. Statistics of Crop Responses to Fertilizers. Rome: Food and Agriculture Organization, 1966.
Cita MLASen, B R. Statistics of Crop Responses to Fertilizers. Food and Agriculture Organization, 1966.
Warning: These citations may not always be 100% accurate.