By 1966 he got his Ph.D. in the same field and got an honour doctorate from both the Xavier University and the University of Southeastern Philippines.
Founded in December 15, 1978, the university is an integration of four state institutions: Mindanao State University-Davao, the University of the Philippines-Master of Management Program in Davao, the Davao School of Arts and Trades, and the Davao National Regional Agricultural School.
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