All ordinances shall be adopted and published in the manner provided
by general law; provided, however, that any ordinance may incorporate
by reference any standard technical regulations or code, official
or unofficial, which need not be so published whenever ten copies
of said regulations or code have been placed on file in the office
of the town clerk and in the office of the body or department charged
with the enforcement of said ordinance for the examination of the
public so long as said ordinance is in effect.