924 resultados para Water Pollution.
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Mode of access: Internet.
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Mode of access: Internet.
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Cover title.
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Project no.: 80.235.
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Contract: EA 44.
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Bibliography: p. R-1 to R-3.
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Description based on: federal fiscal year 1978.
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Report year ends Sept. 30.
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"May, 1989."
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"Project 86/7005."
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Project no. 80.261.
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Description based on: 2000 edition.
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"October 1994."
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Description based on: FY 1989 (Sept. 1988) ; title from cover.
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Latest issue consulted: Federal fiscal year 1988.