Stwens,Neil E, & Stevens,Russel B. (1984). Disease in plants: An introduction to agricultural phytopathology. International books &periodicals supply service.
استشهاد بنمط شيكاغوStwens,Neil E, و Stevens,Russel B. Disease in Plants: An Introduction to Agricultural Phytopathology. New Delhi: International books &periodicals supply service, 1984.
MLA استشهادStwens,Neil E, و Stevens,Russel B. Disease in Plants: An Introduction to Agricultural Phytopathology. International books &periodicals supply service, 1984.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.