Keith, L. H. Environmental sampling and analysis: A practical guide.
Chicago Edition CitationKeith, Lawrence H. Environmental Sampling and Analysis: A Practical Guide.
Deismireacht MLAKeith, Lawrence H. Environmental Sampling and Analysis: A Practical Guide.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.