Gesell, A. (1948). Studies in child development. Greenwood Press.
Chicago-čujuhus (17. p.)Gesell, Arnold. Studies in Child Development. Westport, Conn.: Greenwood Press, 1948.
MLA-čujuhus (9. p.)Gesell, Arnold. Studies in Child Development. Greenwood Press, 1948.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.