Herren, R. V. (2007). The science of agriculture: A biological approach. Clifton Park, NY: Thomson/Delmar Learning.
Stile di citazione ChicagoHerren, Ray V. The Science of Agriculture: A Biological Approach. Clifton Park, NY: Thomson/Delmar Learning, 2007.
Citazione MLAHerren, Ray V. The Science of Agriculture: A Biological Approach. Clifton Park, NY: Thomson/Delmar Learning, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.