Παραπομπή APA

Ruff, H. J. (1978). How to prosper during the coming bad years: A crash course in personal and financial survival. New York: Times Books.

Παραπομπή Chicago Style

Ruff, Howard J. How to Prosper During the Coming Bad Years: A Crash Course in Personal and Financial Survival. New York: Times Books, 1978.

Παραπομπή MLA

Ruff, Howard J. How to Prosper During the Coming Bad Years: A Crash Course in Personal and Financial Survival. New York: Times Books, 1978.

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