TY  - BOOK
AU  - Kircher,Harry B.
AU  - McNall,Preston Essex
TI  - Our natural resources
PY  - 1976///
CY  - Danville
PB  - The Interstate Printers & Publishers
KW  - Natural resources
KW  - United States
KW  - Conservation of natural resources
N1  - Authors names in reverse order in previous ed; Includes index; Previous ed. entered under P.E. McNall
ER  -