A comprehensive bibliography of women in astronomy, past and present, from Science Reference Services, Library of Congress.
BBC Women's Hour: Hypatia of Alexandria
http://www.aas.org/cswa/ Committee on Status of Women in Astronomy (American Astronomical Society)
http://www.astrosociety.org/education/resources/womenast_bib.html Astronomical Society of the Pacific resource
For youngsters:
www.iwaswondering.org Women's Adventures in Science