University of the Philippines (Diliman). College of Engineering. (1972). College of Engineering: 1972-1973, 1973-1974 catalogue. University of the Philippines.
Chicago-viite (17. p.)University of the Philippines (Diliman). College of Engineering. College of Engineering: 1972-1973, 1973-1974 Catalogue. Quezon City: University of the Philippines, 1972.
MLA-viite (9. p.)University of the Philippines (Diliman). College of Engineering. College of Engineering: 1972-1973, 1973-1974 Catalogue. University of the Philippines, 1972.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.