Hänvisningar gällande denna post
APA-referensPoutala, T. (1998). Improving resource efficiency in nutrient management of cereal cropping systems. University of Helsinki, Department of Plant Production, Section of Crop Husbandry.
Chicago-stil citatPoutala, Tapio. Improving Resource Efficiency in Nutrient Management of Cereal Cropping Systems. Helsinki: University of Helsinki, Department of Plant Production, Section of Crop Husbandry, 1998.
MLA-referensPoutala, Tapio. Improving Resource Efficiency in Nutrient Management of Cereal Cropping Systems. University of Helsinki, Department of Plant Production, Section of Crop Husbandry, 1998.
Harvard-stil citatPoutala, T. 1998. Improving resource efficiency in nutrient management of cereal cropping systems. Helsinki: University of Helsinki, Department of Plant Production, Section of Crop Husbandry.