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1
Keller, Edward A. | Prentice-Hall | 1996
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2
Enger, Eldon D. | W.C. Brown Publishers | 1995
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3
Montgomery, Carla W. | W.C. Brown Publishers | 1995
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4
Stanley E. Manahan | Willard Grant | 1979
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5
Joseph M. Petulla | boyd & fraser | 1977
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6
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7
American Society for Microbiology | American Society for Microbiology | 1998
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8
Korean Society of Environmental Engineers | Korean Society of Environmental Engineers | 1999
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9
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10
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