Siegel, J. (2000). GAAP handbook of policies and procedures,2000 (with floppy ). Prentice hall.
Lua i Stíl Chicago (17ú heag.)Siegel, Joel. GAAP Handbook of Policies and Procedures,2000 (with Floppy ). New jersey: Prentice hall, 2000.
Lua MLA (9ú heag.)Siegel, Joel. GAAP Handbook of Policies and Procedures,2000 (with Floppy ). Prentice hall, 2000.
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