Cooke, R. A. (2001). Doing business tax-free: Perfectly legal techniques to reduce or eliminate your federal business taxes. New York: Wiley.
Παραπομπή Chicago StyleCooke, Robert A. Doing Business Tax-free: Perfectly Legal Techniques to Reduce or Eliminate Your Federal Business Taxes. New York: Wiley, 2001.
Παραπομπή MLACooke, Robert A. Doing Business Tax-free: Perfectly Legal Techniques to Reduce or Eliminate Your Federal Business Taxes. New York: Wiley, 2001.
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