The election, including the nomination and election of directors and all matters not otherwise provided for by this article, shall be held and conducted and the result ascertained, determined, and declared in accordance with the general election laws of the State, as nearly as may be. No person is entitled to vote at the election unless he is a qualified elector of the territory included in the proposed district. The election may be held on the same day as and consolidated with any State, county, or city election.