Monographs on infancy.

Bibliographic Details

Other Authors:	Washburn, Ruth Wendell, 1890-1975, Halverson, Henry Marc, 1884-
Format:	Book
Language:	English
Published:	New York : Arno Press, 1975.
Series:	Genetic psychology monographs ; v. 6. Classics in child development.
Subjects:	Infant psychology. Laughter. Motor ability. Hand.