Dagot, T. S. (1974). Self-instructional materials in English grammar. Alemar-Phoenix Pub. House.
芝加哥风格引文Dagot, Tomasita S. Self-instructional Materials in English Grammar. Quezon City: Alemar-Phoenix Pub. House, 1974.
MLA引文Dagot, Tomasita S. Self-instructional Materials in English Grammar. Alemar-Phoenix Pub. House, 1974.
警告：这些引文格式不一定是100％准确.