TY  - BOOK
AU  - McKenzie,Garry D.
AU  - Utgard,Russell O.
TI  - Man and his physical environment: readings in environmental geology
SN  - 0808713485
AV  - TD177 .M32
U1  - 301.31/08 
PY  - 1972///]
CY  - Minneapolis
PB  - Burgess Pub. Co.
KW  - Conservation of natural resources
KW  - Environmental policy
KW  - Geology
KW  - Pollution
N1  - Includes bibliographies
ER  -