TY  - BOOK
AU  - Freund,John E., Walpole, Ronald E.
AU  - x
TI  - Mathematical statistics: x
SN  - x
U1  - 519.5/FRM 
PY  - 1980///
CY  - Lond.
PB  - Prentice - Hall
KW  - Statistics
KW  - Probalities
N1  - x
ER  -