TY  - BOOK
AU  - Jessen, R. J,
TI  - Stattistical Survey Techniques
SN  - 0471442607
U1  - 519 
PY  - 1978///
CY  - New York
PB  - John Wiley & Sons
KW  - Probabilities & applied mathematics
KW  - Stattistics
ER  -