National Birth Control League (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "National Birth Control League" in English language version.

refsWebsite

Global rank English rank

4books.google.com

3^rd place

3^rd place

6^th place

6^th place

1,174^th place

773^rd place

1plannedparenthood.org

low place

low place

archive.org

David M. Kennedy (1 January 1970). Birth Control in America: The Career of Margaret Sanger. Yale University Press. p. 76. ISBN 978-0-300-01495-2.
David M. Kennedy (1 January 1970). Birth Control in America: The Career of Margaret Sanger. Yale University Press. p. 221. ISBN 978-0-300-01495-2.

books.google.com

Ruth C. Engs (2003). The Progressive Era's Health Reform Movement: A Historical Dictionary. Greenwood Publishing Group. p. 7. ISBN 978-0-275-97932-4.
Margaret Sanger (1917). The Birth Control Review. M. Sanger. p. 24.
Margaret Sanger (1917). The Birth Control Review. M. Sanger. pp. 16, 24.
Ruth C. Engs (2003). The Progressive Era's Health Reform Movement: A Historical Dictionary. Greenwood Publishing Group. pp. 48–49. ISBN 978-0-275-97932-4.

nyu.edu

"Birth Control Organizations > American Birth Control League History". Margaret Sanger Paper's Project, New York University. Retrieved December 30, 2013.

plannedparenthood.org

"The Sanger Years". Planned Parenthood. Retrieved December 30, 2013.