Cita APA (7th ed.)
Gay, L. (1987). Educational research: Competencies for analysis and application (3rd.ed.). Merrill.
Cita Chicago (17th ed.)
Gay, L.R. Educational Research: Competencies for Analysis and Application. 3rd.ed. Columbus: Merrill, 1987.
Cita MLA (9th ed.)
Gay, L.R. Educational Research: Competencies for Analysis and Application. 3rd.ed. Merrill, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.