TY  - GEN
AU  - Hill, Albert F
TI  - Economic botany: a text book of useful plants and plant products
T2  - Mc graw hill publications in the botanical sciences
U1  - 581.6 HIL 
CY  - New York, Mc Graw- Hill Book Company Inc
KW  - Economic botany/botany-economic /plant products
ER  -