Roll Call


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Assured Quality
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Secure Transactions
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Fast Delivery
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Sustainably Printed
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About The Book

After Teaching Junior High School Mathematics For 10 Years And Serving As A High School Principal For 14 Years Dr. Clarence Johnson Conducted Research As A Doctoral Student On Improving The Mathematics Failure Rates Of African American Students. You Can Read About His Findings In Roll Call: 2012.
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