TY  - BOOK
AU  - Ludwig,John A.
TI  - Statistical ecology : : a primer on methods and computing / 
U1  - 574.524015195 
PY  - 1988///
CY  - New York : 
PB  - John Wiley & Sons, 
KW  - Ecologia
KW  - Métodos estatísticos
N1  - "A Wiley-Interscience publication."
ER  -