(1987). Protecting the nations ground water from contamination. Scientific Publishers.
Chicago Edition CitationProtecting the Nations Ground Water from Contamination. Jodhpur: Scientific Publishers, 1987.
Deismireacht MLAProtecting the Nations Ground Water from Contamination. Scientific Publishers, 1987.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.