APA استشهاد

Devries,Louis. (1978). German - English science dictionary (5th ed.). McGraw-Hill.

استشهاد بنمط شيكاغو

Devries,Louis. German - English Science Dictionary. 5th ed. New York: McGraw-Hill, 1978.

MLA استشهاد

Devries,Louis. German - English Science Dictionary. 5th ed. McGraw-Hill, 1978.