TY  - BOOK
AU  - Davis,P.H.
AU  - Heywood,V.H.
TI  - Principles of Angiosperm taxonomy
SN  - [            ]
PY  - 1963///
CY  - Edinburgh
PB  - Oliver and Boyd
KW  - Angiosperms
KW  - Classification
N1  - Includes index; Includes bibliographical references
ER  -