Hyman Blumberg Symposium on Research in Early Childhood Education Johns Hopkins University & Stanley, J. C. (1972). Preschool programs for the disadvantaged: five experimental approaches to early childhood education: Proceedings. Johns Hopkins University Press.
Cita Chicago (17th ed.)Hyman Blumberg Symposium on Research in Early Childhood Education Johns Hopkins University i Julian C. Stanley. Preschool Programs for the Disadvantaged: Five Experimental Approaches to Early Childhood Education: Proceedings. Baltimore: Johns Hopkins University Press, 1972.
Cita MLA (8th ed.)Hyman Blumberg Symposium on Research in Early Childhood Education Johns Hopkins University i Julian C. Stanley. Preschool Programs for the Disadvantaged: Five Experimental Approaches to Early Childhood Education: Proceedings. Johns Hopkins University Press, 1972.