Ople, Blas F. Windows on a changing world / Blas F. Ople. - Diliman, Quezon City : Institute for Public Policy, c1999. - vii, 344 p., [7] p. of plates : ill. ; 23 cm. Source: Library of Congress -- Jakarta Overseas Office Exch LCCN: 2003532775 LC Class. No.: MLCM 2014/41315 (D)