ebrary, Inc, & Yager, R. E. (2005). Exemplary science in grades 9-12: Standards-based success stories. NSTA Press.
Chicago-viite (17. p.)ebrary, Inc, ja Robert Eugene Yager. Exemplary Science in Grades 9-12: Standards-based Success Stories. Arlington, Va.: NSTA Press, 2005.
MLA-viite (9. p.)ebrary, Inc, ja Robert Eugene Yager. Exemplary Science in Grades 9-12: Standards-based Success Stories. NSTA Press, 2005.
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