00754nam a2200265 u 4500 673450 20240831092122.0 010711s1964 eng 673450 (OCoLC)777797845 comduadb eng 808 Leavell, Ullin W. aut aut 476735 Widening horizons Estados Unidos : American Book, c1964. 320 páginas : il Golden rule series Literature 77842 Literatura infantil lemb 32137 Children's literature 80470 Friebele, Mary Louise aut aut 341391 Cushman, Tracie aut aut 341392 BOOK 0 210597 210597