As soon as practicable after the close of each fiscal year, an independent audit shall be made of all books and accounts of the City government by a certified public accountant or an accountant certified by the Local Government Commission who shall have no personal interest directly or indirectly in the affairs of the City or of any of its officers. The City Council shall select the public accountant, and the results of the audit shall be made available for inspection by any interested citizen of the City, and may be published if so ordered by the City Council.