TY  - BOOK
AU  - Wren,R.C.
AU  - Wren,R.W.
AU  - Wallis,T.E.
TI  - Potter's new cyclopaedia of botanical drugs and preparations
U1  - 615.3203 
PY  - 1956///
CY  - London
PB  - Sir ISAAC Pitman
KW  - Pharmacognosy
KW  - Drugs
KW  - Materia medica, vegetbale
KW  - Pharmacopoeias
N1  - Includes index
ER  -