APA Style

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

MLA Style

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