TY  - BOOK
AU  - Spurr, Stephan H.
TI  - Forest ecology
U1  - 577.4:634.0 M0 
PY  - 1980///
CY  - New York
PB  - John Wiley
KW  -  Stephan H.Spurr and Burton V.Barnas
KW  - Barnas, Burton V., jt. auth.
KW  - Forest ecology
ER  -