Reyes, T. J., Vallejo, R. M., & Zubiri, B. R. (1980). The University of the Philippines Library as reflected in three publications-the Philippine Collegian, the U.P. Newsletter and the Carillon: A content analysis. Institute of Library Science, University of the Philippines Diliman.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Reyes, Teresita J., Rosa M. Vallejo, و Bridget R. Zubiri. The University of the Philippines Library as Reflected in Three Publications-the Philippine Collegian, the U.P. Newsletter and the Carillon: A Content Analysis. Quezon City: Institute of Library Science, University of the Philippines Diliman, 1980.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Reyes, Teresita J., et al. The University of the Philippines Library as Reflected in Three Publications-the Philippine Collegian, the U.P. Newsletter and the Carillon: A Content Analysis. Institute of Library Science, University of the Philippines Diliman, 1980.