APA

Schumann G. L., D'Arcy C. J., . (2010). Essential plant pathology. St. Paul, Minnesota: The American Phytopathological Society.

Chicago

Schumann Gail L, D'Arcy Cleora J, . 2010. Essential plant pathology. St. Paul, Minnesota: The American Phytopathological Society.

Harvard

Schumann G. L., D'Arcy C. J., . (2010). Essential plant pathology. St. Paul, Minnesota: The American Phytopathological Society.

MLA

Schumann Gail L, D'Arcy Cleora J, . Essential plant pathology. St. Paul, Minnesota: The American Phytopathological Society. 2010.