Ogawa, J. M., & English, H. (1991). Diseases of temperate zone tree fruit and nut crops. University of California, Division of Agriculture and Natural Resources.
Citazione stile Chigago Style (17a edizione)Ogawa, Joseph M., e Harley English. Diseases of Temperate Zone Tree Fruit and Nut Crops. Oakland: University of California, Division of Agriculture and Natural Resources, 1991.
Citatione MLA (9a ed.)Ogawa, Joseph M., e Harley English. Diseases of Temperate Zone Tree Fruit and Nut Crops. University of California, Division of Agriculture and Natural Resources, 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.