توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Philippines. University. Office of the Coordinator of Research. (1960). Research works and other publications of the faculties, academic years 1957/59. s.n.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Philippines. University. Office of the Coordinator of Research. Research Works and Other Publications of the Faculties, Academic Years 1957/59. Quezon City: s.n, 1960.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Philippines. University. Office of the Coordinator of Research. Research Works and Other Publications of the Faculties, Academic Years 1957/59. s.n, 1960.