Carey, Jane (1 de noviembre de 2012). «The Racial Imperatives of Sex: birth control and eugenics in Britain, the United States and Australia in the interwar years». Women's History Review21 (5): 733-752. ISSN0961-2025. S2CID145199321. doi:10.1080/09612025.2012.658180.
Carey, Jane (November 2012). «The Racial Imperatives of Sex: birth control and eugenics in Britain, the United States and Australia in the interwar years». Women's History Review21 (5): 741. S2CID145199321. doi:10.1080/09612025.2012.658180.
Carey, Jane (1 de noviembre de 2012). «The Racial Imperatives of Sex: birth control and eugenics in Britain, the United States and Australia in the interwar years». Women's History Review21 (5): 733-752. ISSN0961-2025. S2CID145199321. doi:10.1080/09612025.2012.658180.
Carey, Jane (1 de noviembre de 2012). «The Racial Imperatives of Sex: birth control and eugenics in Britain, the United States and Australia in the interwar years». Women's History Review21 (5): 733-752. ISSN0961-2025. S2CID145199321. doi:10.1080/09612025.2012.658180.
Carey, Jane (November 2012). «The Racial Imperatives of Sex: birth control and eugenics in Britain, the United States and Australia in the interwar years». Women's History Review21 (5): 741. S2CID145199321. doi:10.1080/09612025.2012.658180.