Παραπομπή APA

Riddell, T., Stamos, S., & Shackelford, J. (1979). Economics: A tool for understanding society. Massachusetts: Addison-Wesley Publishing Company.

Παραπομπή Chicago Style

Riddell, Tom., Steve Stamos, and Jean Shackelford. Economics: A Tool for Understanding Society. Massachusetts: Addison-Wesley Publishing Company, 1979.

Παραπομπή MLA

Riddell, Tom., Steve Stamos, and Jean Shackelford. Economics: A Tool for Understanding Society. Massachusetts: Addison-Wesley Publishing Company, 1979.

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