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1

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Environmental science : living within the system of nature /

by Kupchella, Charles E.
Published 1986

2

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by Kappel-Smith, Diana.
Published 1986

3

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On the origin of species /

by Darwin, Charles,, 1809-1882.
Published 1962

4

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by Raven, Peter H.
Published 1986

5

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Understanding biology /

by Raven, Peter H.
Published 1988

6

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Human genetics /

by Hartl, Daniel L.
Published 1983

7

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Silver, Burdett & Ginn life science /

Published 1987