The projects to be constructed or acquired as shown in the general plan may be financed from the following sources of revenue:

A. proceeds received from the sale of bonds of the district;

B. money of the municipality or county contributed to the district; C. annual property taxes or special levies;

D. state or federal grants or contributions; E. private contributions;

F. user, landowner and other fees and charges; G. proceeds of loans or advances; and

H. any other money available to the district by law.