Cita APA (7th ed.)
Cerna Solís, S. B., & Escalante, J. A. (2009). Efl methodological procedures to cope with seventh, eighth and ninth graders mixed ability classes at Colegio Salesiano San José in Santa Ana in the year 2009. Universidad de El Salvador.
Cita Chicago (17th ed.)
Cerna Solís, Susana Beatriz, i Juan Antono Escalante. Efl Methodological Procedures to Cope with Seventh, Eighth and Ninth Graders Mixed Ability Classes at Colegio Salesiano San José in Santa Ana in the Year 2009. Santa Ana, El Salvador: Universidad de El Salvador, 2009.
Cita MLA (9th ed.)
Cerna Solís, Susana Beatriz, i Juan Antono Escalante. Efl Methodological Procedures to Cope with Seventh, Eighth and Ninth Graders Mixed Ability Classes at Colegio Salesiano San José in Santa Ana in the Year 2009. Universidad de El Salvador, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.