TY  - BOOK
ED  - IUFRO Joint Meeting Division 3 and 4 :
TI  - Planning systems and control: proceedings of the IUFRO Joint Meeting Division 3 and 4 held at Freiburg, West-Germany 1-5 October 1973
U1  - 634.997 21st ed.
PY  - 1973///
CY  - West-Germany
PB  - International Union of Forestry Research Organisations
KW  - Conference proceedings
KW  - Forest management
KW  - Forestry
KW  - Proceedings
ER  -