Sta. Maria, F. C., & Lopez, S. P. (1969). Answer with affirmative defenses: F.C. Sta. Maria, petitioner, vs. Salvador P. Lopez, the Board of Regents of the University of the Philippines and Nemesio Ceralde, respondents. G.R. No. 30773, Supreme Court. University of the Philippines Press.
Chicago-referens (17:e uppl.)Sta. Maria, Felixberto C., och Salvador P. Lopez. Answer with Affirmative Defenses: F.C. Sta. Maria, Petitioner, Vs. Salvador P. Lopez, the Board of Regents of the University of the Philippines and Nemesio Ceralde, Respondents. G.R. No. 30773, Supreme Court. [Quezon City: University of the Philippines Press, 1969.
MLA-referens (9:e uppl.)Sta. Maria, Felixberto C., och Salvador P. Lopez. Answer with Affirmative Defenses: F.C. Sta. Maria, Petitioner, Vs. Salvador P. Lopez, the Board of Regents of the University of the Philippines and Nemesio Ceralde, Respondents. G.R. No. 30773, Supreme Court. University of the Philippines Press, 1969.