TY  - BOOK
AU  - Cunningham, William P.
AU  - Cunningham,Mary Ann
TI  - Principles of environmental science inquiry and application
SN  - 9781259253386
U1  - 333.7(R) 
PY  - 2017///
CY  - New York
PB  - McGraw Hill Eucation 
KW  - Natural resources and energy
ER  -