Dyfyniad APA

Harvey, J. (1983). Modern Economics: An introduction for business and professional students (4th. ed.). the macmillan press ltd.

Dyfyniad Arddull Chicago

Harvey, J. Modern Economics: An Introduction for Business and Professional Students. 4th. ed. london: the macmillan press ltd, 1983.

Dyfyniad MLA

Harvey, J. Modern Economics: An Introduction for Business and Professional Students. 4th. ed. the macmillan press ltd, 1983.

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