APA استشهاد

Sachs, M. Y. (1971). World Mark Encyclopaedia of the Nations (4th ed.). Harper and Row.

استشهاد بنمط شيكاغو

Sachs, Moshe Y. World Mark Encyclopaedia of the Nations. 4th ed. New York: Harper and Row, 1971.

MLA استشهاد

Sachs, Moshe Y. World Mark Encyclopaedia of the Nations. 4th ed. Harper and Row, 1971.