Patterson, C.O. Pat
A Laboratory manual of biological investigations
Burgess Publishing , 1973
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Chemical investigations for changing times
by Lawrence W. Scott [and others]
Burgess, 1976
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Hoefnagels, Marielle
Biology : concepts and investigations
McGraw-Hill, 2012
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Stiling, Peter
Ecology: global insights and investigations
McGraw-Hill, 2012
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Stiling, Peter
Ecology : global insights and investigations
McGraw-Hill, 2015
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