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ELEMENTARY AND INTERMEDIATE ALGEBRA: A COMBINED COURSE SECOND EDITION
ROLAND E.LARSON ROBERT P.HOSTETLER1996 年出版886 页ISBN：0669417645
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MATHEMATICS FOR ELEMENTARY TEACHERS:AN ACTIVITY APPROACH FIFTH EDITION
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MATHEMATICS FOR ELEMENTARY SCHOOL TEACHERS:PROBLEM-SOLVING INVESTIGATIONS
RICHARD J.SGROI LAURA SHANNON SGROI1993 年出版702 页ISBN：053493255X
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Children's Literature in the Elementary School Seventh Edition
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The elementary theory of direct current dynamo electric machinery
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ELEMENTARY STATISTICS A STEP BY STEP APPROACH 3RD EDITION
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