Cooper, H. M., & Hedges, L. V. (1994). The Handbook of research synthesis. Russell Sage Foundation.
Cita Chicago Style (17a ed.)Cooper, Harris M., y Larry V. Hedges. The Handbook of Research Synthesis. New York: Russell Sage Foundation, 1994.
Cita MLA (9a ed.)Cooper, Harris M., y Larry V. Hedges. The Handbook of Research Synthesis. Russell Sage Foundation, 1994.
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