TY  - BOOK
AU  - Sneath,Peter H.A.
AU  - Sokal,Robert R.
TI  - Numerical taxonomy: : the principles and practice of numerical classification
AV  - ZOO QH83.S58 
PY  - 1973///
CY  - New York
PB  - W. H. Freeman and Company
KW  - Numerical taxonomy
N1  - Includes bibliographical references and index
ER  -