TY  - BOOK
AU  - Turk, Jonathan
AU  - Turk, Amos
TI  - Environmental Science ; GSC002110, GSC002111
SN  - 0030166640
U1  - 551 
PY  - 1988///
PB  - Saunders College Publishing
KW  - Ecological -- Science
KW  - Environmental -- Science
ER  -