21.
 |  | Title: The Best Teachers' Test Preparation for the Praxis Plt Test: Grades 7-12: Principles of Learning and Teaching Test by Anita Price Davis, Research & Education Association ISBN: 0878914293 Publisher: Research & Education Assn Pub. Date: August, 2002 List Price: $19.95 Amazon.com Price: $13.97 |
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 |  | Title: Best Review for the Clep College-Level Examination Program: General Exams (Rea Test Preps,) by Michael V. Angrosino, Research, Education Assn Staff, Research and Education Association, Research & Education Association ISBN: 0878919007 Publisher: Research & Education Assn Pub. Date: 1998 List Price: $26.95 Amazon.com Price: $18.87 |
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30.
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