Isidro, . A. S., & Cruz, B. B. (1951). The supervision and regulation of private education. [s.n.].
Cita Chicago (17th ed.)Isidro, Antonio Santos, i Bartolome B. Cruz. The Supervision and Regulation of Private Education. Manila: [s.n.], 1951.
Cita MLA (9th ed.)Isidro, Antonio Santos, i Bartolome B. Cruz. The Supervision and Regulation of Private Education. [s.n.], 1951.
Atenció: Aquestes cites poden no estar 100% correctes.