Dowbiggin, I. R. (2008). The sterilization movement and global fertility in the twentieth century. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Dowbiggin, Ian Robert. The Sterilization Movement and Global Fertility in the Twentieth Century. Oxford ; New York: Oxford University Press, 2008.
Lua MLA (9ú heag.)Dowbiggin, Ian Robert. The Sterilization Movement and Global Fertility in the Twentieth Century. Oxford University Press, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.