Fernandez, P. V. (1974). Constitutional law. Tala Pub. Service.
芝加哥风格引文Fernandez, Perfecto Villanueva. Constitutional Law. Quezon City: Tala Pub. Service, 1974.
MLA引文Fernandez, Perfecto Villanueva. Constitutional Law. Tala Pub. Service, 1974.
警告：这些引文格式不一定是100％准确.