TY  - BOOK
AU  - Breimer,R.F.
AU  - Reuler,H.van
AU  - Kekem,A.J.van
ED  - International Soil Reference and Information Centre (Netherlands)
ED  - UNESCO
TI  - Guidelines for soil survey and land evaluation in ecological research
SN  - 9231023667
PY  - 1986///
CY  - París
PB  - UNESCO
ER  -