TY  - BOOK
AU  - Richardson,William Norman
TI  - Plants agriculture and human society
SN  - 0805382151
U1  - 581 RIC S 
PY  - 1978///.
CY  - London : 
PB  - W. A. Benjamin, 
KW  - Agriculture
KW  - Ethnobotany
KW  - Human-plant relationships
N1  - Index
ER  -