MOP, Bk 8 Pt.1, v.4, 257
“Upon the recommendation of the Provincial Governor of Bukidnon, and pursuant to the provisions of section sixty-eight of the Revised Administrative Code, the municipal districts of Baungon, Kibawe, Libona, Maramag, and Sumilao, all in the province of Bukidnon, are hereby converted into regular municipalities and placed under the operation of Chapter 64 of the Administrative Code, as amended. Their respective seats of government and territorial jurisdictions shall be as heretofore.”Done in the City of Manila, this 18th day of May, in the year of Our Lord, nineteen hundred and fifty-eight, and of the Independence of the Philippines, the twelfth.