TY  - BOOK
AU  - D. Briggs
AU  -  S.M. Walters, 
TI  - Plant variation and evolution
SN  - 303-74879-6
U1  - 581.38 
PY  - 1969///
CY  - London
PB  - World University Library
N1  - D. Briggs & S.M. Walters: Plant variation and evolution.  London.  World University Library, 1969. 303-74879-6--(581.38BRI)
ER  -