Cita APA (7th ed.)
Mayo, J. K., & Mayo, J. A. (1971). An administrative history of el Salvador's educational reform.
Cita Chicago (17th ed.)
Mayo, John K., i Judith A. Mayo. An Administrative History of El Salvador's Educational Reform. 1971.
Cita MLA (9th ed.)
Mayo, John K., i Judith A. Mayo. An Administrative History of El Salvador's Educational Reform. 1971.
Atenció: Aquestes cites poden no estar 100% correctes.