Mumford, S. D. (1994). The life and death of NSSM 200: How the destruction of political will doomed a U.S. population policy. Center for Research on Population and Security.
Chicago-referens (17:e uppl.)Mumford, Stephen D. The Life and Death of NSSM 200: How the Destruction of Political Will Doomed a U.S. Population Policy. Research Triangle Park, North Carolina: Center for Research on Population and Security, 1994.
MLA-referens (9:e uppl.)Mumford, Stephen D. The Life and Death of NSSM 200: How the Destruction of Political Will Doomed a U.S. Population Policy. Center for Research on Population and Security, 1994.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.