Allen, R. (2007). The essentials of science, grades 7-12: Effective curriculum, instruction, and assessment. Association for Supervision and Curriculum Development.
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Chicago Style (17th ed.) Zitazioa
Allen, Rick. The Essentials of Science, Grades 7-12: Effective Curriculum, Instruction, and Assessment. Alexandria, Va.: Association for Supervision and Curriculum Development, 2007.
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MLA (9th ed.) Zitazioa
Allen, Rick. The Essentials of Science, Grades 7-12: Effective Curriculum, Instruction, and Assessment. Association for Supervision and Curriculum Development, 2007.
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