(1) No interstate library district agreement shall be entered into by any public library agency in this state pursuant to article III (a) of the compact without first obtaining the approval thereof by any county library or library district included in whole or in part in such proposed interstate library district, so as to eliminate duplication of library services.
(2) In lieu of an interstate library district, any county library or library district in this state may enter into a contract with one or more similar public library agencies or governmental entities in one or more other party states for the furnishing of library services by or for such county library or library district in this state.