TY  - BOOK
AU  - Wahlgren, H.E. 
AU  - Laundrie, J.F.
TI  - Properties of 50 individual Philippine hardwood barks and mixture of 22 Ghanaian and 18 Colombian hardwood barks
PY  - 1977///
CY  - Madison, Wisconsin
PB  - United States Department of Agriculture
ER  -