After such hearing, the Selectboard may finally pass such ordinance with or without amendment, except that if the Selectboard amends said ordinances, it shall cause the amended ordinance to be published at least once together with a notice of the time and place of a public hearing at which such amended ordinance will be further considered, which publication shall be at least three days prior to the public hearing. At the time so advertised or at any time and place to which such meeting may be adjourned, the amended ordinance shall be read in full, except that by vote of a majority of the  Selectboard, the ordinance may be read by title. After such hearing, the Selectboard may pass finally such amended ordinance or again amend it subject to the same procedure as outlined herein.