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1993, Sterling
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1964, Scholastic Book Services
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1989, Williamson Pub.
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1990, Gareth Stevens Pub.
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Bill Nye
1993, Addison-Wesley Pub.
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1991, Scott, Foresman
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Michael J. Padilla
2000, Prentice Hall
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Paul S. Cohen
2002, Amsco School Publications, Inc.
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Susan V. Bosak
May 6, 2000, Scholastic Canada
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Michael J. Padilla
2000, Prentice Hall