Family day care in the United States, 1981 (a.e.) t.p. (Judith D. Singer, Abt Assoc., Cambridge, Mass.)

nuc86-79481: Her An intraclass correlation approach to modeling the effects ... 1983 (hdg. on MH-AR rept.: Singer, Judith Donna; usage: Judith Donna Singer; note on bib. rec., Ph. D. Harvard, 1983)

Light, R.J. By design, 1990: CIP t.p. (Judith D. Singer) data sheet (b. 10/17/55)