Philippines (Republic) President, 1965- (Marcos), Philippines (Republic) National Science Development Board, & Management Service. (1972). Executive orders, 1966-70. [s.n.].
Cita Chicago (17th ed.)Philippines (Republic) President, 1965- (Marcos), Philippines (Republic) National Science Development Board, i Management Service. Executive Orders, 1966-70. Taguig, Rizal: [s.n.], 1972.
Cita MLA (9th ed.)Philippines (Republic) President, 1965- (Marcos), et al. Executive Orders, 1966-70. [s.n.], 1972.
Atenció: Aquestes cites poden no estar 100% correctes.