TY  - BOOK
AU  - Ross,Herbert Holdsworth
TI  - Biological systematics
SN  - 0201065312 :
U1  - 574.012 
PY  - 1974///
CY  - Reading
PB  - Addison-Wesley Pub.
KW  - Biology
KW  - classification
N1  - Includes index; Bibliography: p. 316-332
ER  -