TY  - BOOK
AU  - Harf,James E.
AU  - Trout,B.Thomas
TI  - global issues
T2  - Duke global issues series
SN  - 0073515345
U1  - 337 19
PY  - 2009///
CY  - usa
PB  - McGraw-Hill
KW  - Natural resources
KW  - Population
ER  -