1. S. Kamerman, A. Kahn, and P. Kingston,Maternity Policies and Working Women (New York: Columbia University Press, 1983), pp. 56–57.
2. Ibid., pp. 56-58.
3. Ibid., p. 53.
4. Ibid., p. 52.
5. United Nations,The Economic Role of Women in the ECE Region, Table IV.10, 1980, p. 63.