TY  - BOOK
AU  - Sivarajan,V,V;
TI  - An introduction to the principles of Plant Taxonomy
SN  - 0521356792
U1  - 580SIV 1991. 
PY  - 1991///
CY  - New York.
PB  - Cambridge University Press
KW  - Biology
N1  - includes references and index
ER  -