University of the Philippines. Law Center. Division of Continuing Legal Education & Romero, F. R. P. (1975). Labor relations law in transition: Proceedings of the Eleventh Annual Institute on Labor Relations Law, U.P. Law Center, Diliman, Quezon City. U.P. Law Center.
Chicago Style (17. basım) AtıfUniversity of the Philippines. Law Center. Division of Continuing Legal Education ve Flerida Ruth P. Romero. Labor Relations Law in Transition: Proceedings of the Eleventh Annual Institute on Labor Relations Law, U.P. Law Center, Diliman, Quezon City. Quezon City: U.P. Law Center, 1975.
MLA (9th ed.) AtıfUniversity of the Philippines. Law Center. Division of Continuing Legal Education ve Flerida Ruth P. Romero. Labor Relations Law in Transition: Proceedings of the Eleventh Annual Institute on Labor Relations Law, U.P. Law Center, Diliman, Quezon City. U.P. Law Center, 1975.