APA ציטוט

Wheeler, B. (1972). Introduction to plant diseases. English language book society and pitman books Ltd.

Chicago Edition Citation

Wheeler, B.E.J. Introduction to Plant Diseases. London: English language book society and pitman books Ltd, 1972.

ציטוט MLA

Wheeler, B.E.J. Introduction to Plant Diseases. English language book society and pitman books Ltd, 1972.