?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=MacKellar%2C+F.L.&rft.aulast=MacKellar&rft.aufirst=F.L.&rft.issue=4&rft.volume=21&rft.date=December+1995&rft.issn=1728-4457&rft.atitle=Population%2C+households%2C+and+CO2+emissions&rft.title=Population+and+Development+Review&rft.pages=849-865&rft.genre=article