TY  - BOOK
AU  - Crafts A S
AU  -  Crisp C E
TI  - Phloem transport in plants
T2  - Series of books in biology
U1  - I:3, L1 
PY  - 1971///
CY  - San Francisco 
PB  -  W H Freeman      
KW  - Plant Physiology
ER  -