Pyle, W. W. (1955). Fundamental accounting principles. Irwin.
Lua i Stíl Chicago (17ú heag.)Pyle, William W. Fundamental Accounting Principles. Homewood, Ill: Irwin, 1955.
Lua MLA (9ú heag.)Pyle, William W. Fundamental Accounting Principles. Irwin, 1955.
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