ebrary, Inc, & Berends, M. (2005). Examining gaps in mathematics achievement among racial-ethnic groups, 1972-1992. RAND Education.
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Dyfyniad Arddull Chicago
ebrary, Inc, and Mark Berends. Examining Gaps in Mathematics Achievement Among Racial-ethnic Groups, 1972-1992. Santa Monica, CA: RAND Education, 2005.
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Dyfyniad MLA
ebrary, Inc, and Mark Berends. Examining Gaps in Mathematics Achievement Among Racial-ethnic Groups, 1972-1992. RAND Education, 2005.
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Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.