Παραπομπή σε μορφή APA (7η εκδ.)

Engstrom, J. H. (2001). Essentials of accounting for governmental and not-for-profit organizationsJohn H. Engstrom, Paul A. Copley. McGraw-Hill.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Engstrom, John H. Essentials of Accounting for Governmental and Not-for-profit OrganizationsJohn H. Engstrom, Paul A. Copley. McGraw-Hill, 2001.

Παραπομπή σε μορφή MLA (8th εκδ.)

Engstrom, John H. Essentials of Accounting for Governmental and Not-for-profit OrganizationsJohn H. Engstrom, Paul A. Copley. McGraw-Hill, 2001.