Dyfyniad APA

Hannaford, J. (1968). Student's guide to Heilbroner: The economic problem. Prentice-Hall.

Dyfyniad Arddull Chicago

Hannaford, John. Student's Guide to Heilbroner: The Economic Problem. Englewood Cliffs, N.J: Prentice-Hall, 1968.

Dyfyniad MLA

Hannaford, John. Student's Guide to Heilbroner: The Economic Problem. Prentice-Hall, 1968.

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