TY  - BOOK
AU  - Kibby,H.V.
AU  - Gallagher,J.L.
AU  - Sanville,William
TI  - Field guide to evaluate net primary production of wetlands /
AV  - QH91.8 .P7 K52
PY  - 1980///
CY  - Corvallis, Oregon
PB  - EPA
N1  - Incluye bibliografia
ER  -