TY  - BOOK
AU  - Bitterlich Walter
TI  - Relascope idea :  Relative measurements in forestry   
SN  - 0 85`98 539 4
U1  - JB:b6, M4 
PY  - 1984///
CY  - England
PB  - Commonwealth Agricultural Bureau U. K.      
KW  - Agriculture
N1  - Bibliography p.231-36; Appendix p.155-230
ER  -