TY  - GEN
AU  - Craig, James R
AU  - Vaughan, David J
AU  - Skinner, Brian J
TI  - Earth resources and the environment
SN  - 9780321676481
PY  - 2011///
CY  - Boston
PB  - Prentice Hall
KW  - Natural resources
KW  - Environmental policy
ER  -