APA-ийн эшлэл(7 дахь хэвлэлт)
Allen, R. (2006). Priorities in practice: The essentials of science, grades K-6 : effective curriculum, instruction, and assessment. Association for Supervision and Curriculum Development.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)
Allen, Rick. Priorities in Practice: The Essentials of Science, Grades K-6 : Effective Curriculum, Instruction, and Assessment. Alexandria, Va.: Association for Supervision and Curriculum Development, 2006.
MLA -ийн эшлэл (9 дэх хэвлэлт)
Allen, Rick. Priorities in Practice: The Essentials of Science, Grades K-6 : Effective Curriculum, Instruction, and Assessment. Association for Supervision and Curriculum Development, 2006.
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