TY  - BOOK
AU  - Sneath,P.H.A.
AU  - Sokal,Robert R.
TI  - Numerical taxonomy: the principles and practice of numerical classification 
SN  - 0716706970
PY  - 1973///
CY  - San Francisco
PB  - W. H. Freeman
KW  - Numerical taxonomy
N1  - Includes Bibliographical and indexes (p.(488)-547)
ER  -