TY  - BOOK
AU  - Paysen,Timothy E.
ED  - United States.
TI  - A vegetation classification system applied to Southern California
U1  -  581.012 
PY  - 1980///
CY  - Washington, D.C.
PB  - United States Government Printing Office
KW  - Vegetation classification
KW  - Vegetation surveys
KW  - Plant communities
ER  -