A developmental approach to casefinding, with special reference to cerebral palsy, mental retardation, and related disorders.
- [Washington] U.S. Social and Rehabilitation Service, 1967.
- 85 p. illus. 24 cm.
- [United States] Children's Bureau. Publication no. 449 .
- Bureau publication (United States. Children's Bureau) ; no. 449. .
"Guide to normal milestones of development" (disk) in pocket inside back cover.