Yager, R. E. (2006). Exemplary science in grades 5-8: Standards-based success stories. NSTA Press.
Chicago Style aipamenaYager, Robert Eugene. Exemplary Science in Grades 5-8: Standards-based Success Stories. Arlington, Va.: NSTA Press, 2006.
MLA aipamenaYager, Robert Eugene. Exemplary Science in Grades 5-8: Standards-based Success Stories. NSTA Press, 2006.
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