- The International Society for Stem Cell Research (ISSCR) Guidelines for Human Embryonic Stem Cell Research
- National Academies Press (US): Human Cloning and Stem Cells
- The journal Nature: Special Issue on Stem Cells and Cloning
Government websites:
- The National Institutes of Health (NIH) U.S. Department of Health and Human Services: Human Cloning
- The Food and Drug Administration (FDA) U.S. Department of Health and Human Services: Cloning and Stem Cells
- The European Commission: Legislative Framework on Human Cloning
News and media:
- The New York Times: Topics on Cloning
- The Washington Post: Topics on Cloning
- BBC: Topics on Cloning
Advocacy and patient organizations:
- The Geron Corporation
- The Alliance for Regenerative Medicine (ARM)
- The International Stem Cell Society (ISSCR)