TY - BOOK T1 - Handbook od Scientific and Technical Societies and Institutions of the United States and Canada PP - Washington PB - National Academy of Sciences YR - 1942 ED - 4. ed. UL - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dun.139225 OP - 389 NO - En tela. ER -