TY  - BOOK
AU  - Grimsrud G. P.
AU  - Finnemore, E. J. 
AU  - Owen, H. J.
TI  - Evaluation of Water Quality Models : A Management Guide for Planners 
PY  - 1976///
CY  - U.S. Environmental Protection Agency 
PB  - Washington 
KW  - Engineering
ER  -