Penggayaan APA

GESELL, Arnold, Ilg, Frances L. (1949). Child development : an introduction to the study of human growt . New York: Harper and Row.

Chicago Style

GESELL, Arnold, Ilg, Frances L. Child development : an introduction to the study of human growt. New York: Harper and Row, 1949. Buku.

MLA Style

GESELL, Arnold, Ilg, Frances L. Child development : an introduction to the study of human growt. New York: Harper and Row, 1949. Buku.

Turabian Style

GESELL, Arnold, Ilg, Frances L. Child development : an introduction to the study of human growt. New York: Harper and Row, 1949. Buku.