Lawrence S. Leff
Lawrence Leff is former Assistant Principal and Chairman of the Mathematics Department, Franklin D. Roosevelt High School, New York City.
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SAT Math Workbook: Up-to-Date Practice for the Digital Exam (Barron's SAT Prep)
Leff M.S., Lawrence S.
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E-Z Geometry (Barron's Easy Way)
Leff M.S., Lawrence S.; Waite, Elizabeth
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Barron's Math 360: A Complete Study Guide to Pre-Calculus with Online Practice (Barron's Test Prep)
Leff M.S., Lawrence S.; Pawlowski-Polanish M.S., Christina
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Let's Review: Geometry
Leff M.S., Lawrence S.
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Geometry the Easy Way (Barron's Easy Series)
Leff M.S., Lawrence S.
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View 28 offersUS$ 4.25
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Precalculus: The Easy Way (Barron's Easy Way)
Pawlowski-Polanish M.S., Christina; Leff M.S., Lawrence
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Barron's Regents Exams and Answers Geometry
Leff M.S., Lawrence S.
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