Child behavior :
Ilg, Frances Lillian, 1902-
Child behavior : From birth to ten / by Frances L. Ilg and Louise Bates Ames. - New York : Harper & Row, Publ., [1955]. - 371 p. ; 22 cm. - 649.1 .
Child development.
649.1
Child behavior : From birth to ten / by Frances L. Ilg and Louise Bates Ames. - New York : Harper & Row, Publ., [1955]. - 371 p. ; 22 cm. - 649.1 .
Child development.
649.1