Characteristics of children's early care and education programs [electronic resource] : data from the 1995 National Household Education Survey / Sandra L. Hofferth ... [et al.].
Imprint
Washington DC : U.S. Dept. of Education, Office of Educational Research and Improvement, National Center for Education Statistics : For sale by the U.S. G.P.O., Supt. of Docs., [1998]
