| popnet.org | PopNet |
| un.org | United Nations Population Information Network (popin) |
| popcouncil.org | The Population Council |
| os-connect.com | People Facts - Population |
| nwadelaidehealthstudy.org | North West Adelaide Health Study |
| ciesin.org | Integrated Population, Land Use, and Emissions Data Project (CIESIN) |
| about.com | World Population and Demographic Data - About.com |
| populationaction.org | Population Action International |
| phishare.org | Population and Health InfoShare |
| umich.edu | Statistical Resources [frame Enhanced] |
| ameristat.org | www.ameristat.org/ |
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