Cita APA (7th ed.)

ebrary, Inc, & Yager, R. E. (2005). Exemplary science in grades 9-12: Standards-based success stories. NSTA Press.

Cita Chicago (17th ed.)

ebrary, Inc, i Robert Eugene Yager. Exemplary Science in Grades 9-12: Standards-based Success Stories. Arlington, Va.: NSTA Press, 2005.

Cita MLA (9th ed.)

ebrary, Inc, i Robert Eugene Yager. Exemplary Science in Grades 9-12: Standards-based Success Stories. NSTA Press, 2005.