8Proceedings of the National Conference on Schools and Sex Role Stereotypes, November, 1972, National Education Association and U.S. Office of Education.Barbara Yates, Steve Werner, David Rosen, We' 11 Do It Ourselves: Combatting Sexism in Education, Lincoln, Nebraska 1974, p. 4.
9Blav, Francimed and Marinne A. Ferber.The Economics of Women.Men and Work, 1986
10Besley, T. Property Rights and Investment Incentives: Theory and Evidence from Ghana. Journal of Political Economy, 1995