APA استشهاد

VRIES,Louis De. (1959). GERMAN - ENGLISH SCIENCE DICTIONARY (3.). Mc GRAW-HILL BOOK COMPANY,INC.

استشهاد بنمط شيكاغو

VRIES,Louis De. GERMAN - ENGLISH SCIENCE DICTIONARY. 3. NEW YORK: Mc GRAW-HILL BOOK COMPANY,INC, 1959.

MLA استشهاد

VRIES,Louis De. GERMAN - ENGLISH SCIENCE DICTIONARY. 3. Mc GRAW-HILL BOOK COMPANY,INC, 1959.