TY  - BOOK
AU  - Raven, Ray F. Evert, Susan E. Eichhorn.
TI  - Biology of plants 
SN  - 9781429219617 (international edition)
AV  - QK47 .R25
PY  - 2013///
CY  -  New York :
PB  -  W.H. Freeman and Company Publishers
ER  -