Hoyt, E. (1988). Conserving the wild relatives of crops. International Board for Plant Genetic Resources.
Cita Chicago Style (17a ed.)Hoyt, Erich. Conserving the Wild Relatives of Crops. Roma: International Board for Plant Genetic Resources, 1988.
Cita MLA (9a ed.)Hoyt, Erich. Conserving the Wild Relatives of Crops. International Board for Plant Genetic Resources, 1988.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.