The International Plant Genethic Resource Institute. (2005). Seed system and crop genetic diversity on-farm. The International Plant Genethic Resource Institute.
Citazione stile Chigago Style (17a edizione)The International Plant Genethic Resource Institute. Seed System and Crop Genetic Diversity On-farm. Roma: The International Plant Genethic Resource Institute, 2005.
Citatione MLA (9a ed.)The International Plant Genethic Resource Institute. Seed System and Crop Genetic Diversity On-farm. The International Plant Genethic Resource Institute, 2005.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.