Schnepper, J. A. (1995). How to pay zero taxes (12th ed.). McGraw Hill.
Chicago Style aipamenaSchnepper, Jeff A. How to Pay Zero Taxes. 12th ed. New York: McGraw Hill, 1995.
MLA aipamenaSchnepper, Jeff A. How to Pay Zero Taxes. 12th ed. McGraw Hill, 1995.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.