APA استشهاد

Thorne, G. (1961). Principles of nematology. McGraw-Hill.

استشهاد بنمط شيكاغو

Thorne, Gerald. Principles of Nematology. New York: McGraw-Hill, 1961.

MLA استشهاد

Thorne, Gerald. Principles of Nematology. McGraw-Hill, 1961.