International Rice Research Institute (IRRI). (2000). The quest for Nitrogen fixayion in rice. Philippines: IRRI.
Chicago-stil citatInternational Rice Research Institute (IRRI). The Quest for Nitrogen Fixayion in Rice. Philippines: IRRI, 2000.
MLA-referensInternational Rice Research Institute (IRRI). The Quest for Nitrogen Fixayion in Rice. Philippines: IRRI, 2000.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.