APA استشهاد

Dickson, J. G. (1947). Diseases of field crops. Mc Graw- Hill Book Company Inc.

استشهاد بنمط شيكاغو

Dickson, James G. Diseases of Field Crops. New York: Mc Graw- Hill Book Company Inc, 1947.

MLA استشهاد

Dickson, James G. Diseases of Field Crops. Mc Graw- Hill Book Company Inc, 1947.