2
by Cole, Leonard A., 1933-2022.
Published 1997
Subjects: ...Biological warfare....
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3
by Mauroni, Albert J., 1962-
Published 2007
Subjects: ...Biological warfare -- Handbooks, manuals, etc....
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7
Published 2000
Subjects: ...Biological warfare -- Safety measures....
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8
by Rettig, Richard A.
Published 1999
Subjects: ...Biological warfare -- Security measures....
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