(1999). Compendium of environment statistics 1999. Central Statistical Organisation.
Chicago Edition CitationCompendium of Environment Statistics 1999. New Delhi: Central Statistical Organisation, 1999.
Deismireacht MLACompendium of Environment Statistics 1999. Central Statistical Organisation, 1999.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.