TY  - BOOK
AU  - 3G E-Learning 
TI  - Illustrated handbook of groundwater resources and management 
SN  - 978-1-68094-678-9
U1  - Cir. 550 A77 C2017 
PY  - 2017///
CY  - New York 
PB  - 3G E-Learning LLC 
ER  -