APA-referens (7:e uppl.)
Vernooy, R. (2003). Seeds that give: Participatory plant breeding. International Development Research Centre.
Chicago-referens (17:e uppl.)
Vernooy, Ronnie. Seeds That Give: Participatory Plant Breeding. Ottawa: International Development Research Centre, 2003.
MLA-referens (9:e uppl.)
Vernooy, Ronnie. Seeds That Give: Participatory Plant Breeding. International Development Research Centre, 2003.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.