TY  - BOOK
AU  - Freund Rudolf J.
AU  - Willson, William J.
TI  - Statistical methods
SN  - 0122674707
AV  - QA 276.12 .F75 1992 
PY  - 1993///
CY  - London
PB  - Academic press
KW  - Statistics
N1  - Includes bibliographical references and index
ER  -