Pena, N. (1977). Land titles and deeds (College ed.). Rex Book Store.
芝加哥风格引文Pena, Narciso. Land Titles and Deeds. College ed. Manila: Rex Book Store, 1977.
MLA引文Pena, Narciso. Land Titles and Deeds. College ed. Rex Book Store, 1977.
警告：这些引文格式不一定是100％准确.