University of the Philippines. Office of the Vice-President for Academic Affairs, Office of Research Coordination, & Soriano, J. D. (1974). The 1974 U.P. researchers directory; a biographical listing of researchers in the University of the Philippines System: [Joven D. Soriano, editor. s.n.

University of the Philippines. Office of the Vice-President for Academic Affairs, Office of Research Coordination, and Joven D. Soriano. The 1974 U.P. Researchers Directory; a Biographical Listing of Researchers in the University of the Philippines System: [Joven D. Soriano, Editor. [Quezon City: s.n, 1974.

University of the Philippines. Office of the Vice-President for Academic Affairs, et al. The 1974 U.P. Researchers Directory; a Biographical Listing of Researchers in the University of the Philippines System: [Joven D. Soriano, Editor. s.n, 1974.