TY  - BOOK
AU  - Cleal, Christopher J.  .
TI  - Introduction to plant fossils / 
SN  - 978-0-521-71512-6
U1  - I:8 
PY  - 2009///
CY  - Cambridge : 
PB  - Cambridge University Press , 
KW  - Botany- Plant fossils
ER  -