TY  - BOOK
AU  -  Clapham,Arthur Roy
AU  -  Tutin,Thomas Gaskell
AU  -  Warburg,Edmund Fredric
TI  -  Excursion flora of the British Isles / 
U1  -  581.941 CLA 
PY  - 1968///, repr.1973
CY  -  Cambridge : 
PB  -  England University Press, 
KW  -  Botany
KW  -  Great Britain
ER  -