TY - BOOK T1 - Outdoor recreation legislation and its effectiveness A1 - Truxal, Andrew G. PP - New York PB - Columbia University YR - 1929 UL - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dun.64119 OP - 218 NO - A summary of American legislation for public outdoor recreation 1915-19278, together with a study of the association between recreation areas and juvenile delinquency in Manhattan 1920 ER -