TY  - BOOK
AU  - Willamson, Elizabeth M.
AU  - Okpako, David T.
AU  - Evans, Fred J.
TI  - Selection, preparation and pharmacological evaluation of plant material
SN  - 0471942170
AV  - RS164 .W55 1996 v. 1 c. 1
PY  - 1996///
CY  - England
PB  - John Wiley & Sons
KW  - Pharmacognosy
ER  -