Lopez, S. P. (1969). Memorandum of respondents: Felixberto C. Sta. Maria, petitioner versus Salvador P. Lopez, the Board of Regents of the University of the Philippines, and Nemesio Ceralde, respondents. G.R. no. L-30773, Supreme Court. University of the Philippines.
Chicago-viite (17. p.)Lopez, Salvador P. Memorandum of Respondents: Felixberto C. Sta. Maria, Petitioner Versus Salvador P. Lopez, the Board of Regents of the University of the Philippines, and Nemesio Ceralde, Respondents. G.R. No. L-30773, Supreme Court. Quezon City: University of the Philippines, 1969.
MLA-viite (9. p.)Lopez, Salvador P. Memorandum of Respondents: Felixberto C. Sta. Maria, Petitioner Versus Salvador P. Lopez, the Board of Regents of the University of the Philippines, and Nemesio Ceralde, Respondents. G.R. No. L-30773, Supreme Court. University of the Philippines, 1969.