Seminar for Provincial Historical Committees Manila. (1972). "Proceedings and working papers of the first seminar for provincial historical committees.". National Historical Commission.
芝加哥风格引文Seminar for Provincial Historical Committees Manila. "Proceedings and Working Papers of the First Seminar for Provincial Historical Committees.". Manila: National Historical Commission, 1972.
MLA引文Seminar for Provincial Historical Committees Manila. "Proceedings and Working Papers of the First Seminar for Provincial Historical Committees.". National Historical Commission, 1972.
警告：这些引文格式不一定是100％准确.