Dyfyniad APA

Theodore Morgan. (1970). Introduction to economics (In lần thứ 1.). New York: Prentice-Hall.

Dyfyniad Arddull Chicago

Theodore Morgan. Introduction to Economics. In lần thứ 1. New York: Prentice-Hall, 1970.

Dyfyniad MLA

Theodore Morgan. Introduction to Economics. In lần thứ 1. New York: Prentice-Hall, 1970.

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