APA استشهاد

(1977). McGraw-Hill encyclopaedia of science and technology, Vol.1: A-azu. McGraw-Hill Book Company.

استشهاد بنمط شيكاغو

McGraw-Hill Encyclopaedia of Science and Technology, Vol.1: A-azu. New York: McGraw-Hill Book Company, 1977.

MLA استشهاد

McGraw-Hill Encyclopaedia of Science and Technology, Vol.1: A-azu. McGraw-Hill Book Company, 1977.