TY  - BOOK
AU  - Gesell,Arnold
AU  - Ames,Louise Bates
AU  - Ilg,Frances Lillian
TI  - Youth: the years from ten to sixteen 
PY  - 1956///
CY  - New York
PB  - Harper & Brothers
N1  - Bibliografia (p. 517-523) e indice
ER  -