TY  - BOOK
AU  - Johnson S R Ed.
AU  -  Bouzaher Aziz Ed.
TI  - Conservation of great plains ecosystems :  Current science,future options.     
U1  - X:(G:55), N5 
PY  - 1995///
CY  - Dordrecht
PB  - Kluwer Academic Publishers     
ER  -