Tolentiono, M.N. Computer education 1: introduction to basic computing. Rev. ed. / Marie Nicola Tolentino. - Quezon City: University of the Philippines, c1999. - 309 p.: ill; 28 cm. ISBN: 971-976-105-2 Subjects--Topical Terms: History of Computers. Dewey Class. No.: GC 004.1 T575 1999