TY  - BOOK
ED  - E.U.A. Department of Agriculture
TI  - Outdoors USA
T2  - Yearbook of Agriculture,
U1  - 630.5 
PY  - 1967///]
CY  - Washington
PB  - Government Printing Office
KW  - Parques nacionales
KW  - E.U.A
KW  - Vida al aire libre
KW  - Vida silvestre
ER  -