APA-Zitierstil (7. Ausg.)

Allen, R. (2007). The essentials of science, grades 7-12: Effective curriculum, instruction, and assessment. Association for Supervision and Curriculum Development.

Chicago-Zitierstil (17. Ausg.)

Allen, Rick. The Essentials of Science, Grades 7-12: Effective Curriculum, Instruction, and Assessment. Alexandria, VA: Association for Supervision and Curriculum Development, 2007.

MLA-Zitierstil (9. Ausg.)

Allen, Rick. The Essentials of Science, Grades 7-12: Effective Curriculum, Instruction, and Assessment. Association for Supervision and Curriculum Development, 2007.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.