Engstrom, J. H. (2001). Essentials of accounting for governmental and not-for-profit organizationsJohn H. Engstrom, Paul A. Copley. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Engstrom, John H. Essentials of Accounting for Governmental and Not-for-profit OrganizationsJohn H. Engstrom, Paul A. Copley. McGraw-Hill, 2001.
Lua MLA (8ú heag.)Engstrom, John H. Essentials of Accounting for Governmental and Not-for-profit OrganizationsJohn H. Engstrom, Paul A. Copley. McGraw-Hill, 2001.
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