Coba jelasin Riwayat dari Riyanto Sofyan dong

University of Miami, Coral Gables, U.S.A Graduated in May 4, 1980 Degree Conferred: “Bachelor of Science in Electrical Engineering” With Computer Option (1976 – 1980)

European University, Belgium. Master of Business Administration degree Indonesian, Twinning Program with Indonesian European University, Jakarta (1988 – 1990)