Warwick, D. P. Bitter pills population policies and their implementation in eight developing countries. Cambridge University Press.
Chicago-referens (17:e uppl.)Warwick, Donald P. Bitter Pills Population Policies and Their Implementation in Eight Developing Countries. Cambridge University Press.
MLA-referens (8:e uppl.)Warwick, Donald P. Bitter Pills Population Policies and Their Implementation in Eight Developing Countries. Cambridge University Press.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.