Shultz, W. J., & Harriss, C. L. (1931). American public finance and taxation (8th ed.). Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Shultz, William John, agus Clement Lowell Harriss. American Public Finance and Taxation. 8th ed. New York: Prentice-Hall, 1931.
Lua MLA (9ú heag.)Shultz, William John, agus Clement Lowell Harriss. American Public Finance and Taxation. 8th ed. Prentice-Hall, 1931.
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