TY  - BOOK
AU  - Tyler,Varro E.
AU  - Brady,Lynn R.
AU  - Robbers,James E.
TI  - Pharmacognosy / 
SN  - 0812110714
U1  - 615.321 
PY  - 1988///
CY  - Philadelphia
PB  -  Lee & Febiger
KW  - Pharmacognosy
N1  - Includes bibliographies and index
ER  -