Sec. 6.02. BOND PAYMENT. The board may provide for the payment of the principal of and interest on the bonds:
(1) from the levy and collection of property taxes on all taxable property within the district;
(2) by pledging all or part of the designated revenues from the ownership or operation of the district's works, improvements, and facilities; or
(3) from a combination of the sources listed by Subdivisions (1) and (2) of this section.