De los Reyes, J. P. (1977). An algorithm of determining all having a given sum of divisors [microform]. Photoduplication Service. University of the Philippines Library.
Chicago Style (17th ed.) CitationDe los Reyes, Josefina Parras. An Algorithm of Determining All Having a Given Sum of Divisors [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.
ציטוט MLADe los Reyes, Josefina Parras. An Algorithm of Determining All Having a Given Sum of Divisors [microform]. Photoduplication Service. University of the Philippines Library, 1977.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.