(a) Unless declared to be an emergency ordinance by a vote of not less than two-thirds (2/3) of the council membership, no ordinance shall be adopted at the same meeting at which it is introduced.
(b) An ordinance may be repealed by reference to its number and title.
(c) No ordinance shall be enacted, amended or repealed until after publication of the proposed ordinance or amendment or repeal, or summary thereof.
(d) The effective date of any ordinance shall be prescribed therein, and shall not be less than twenty (20) days after its adoption and publication.