TY  - BOOK
AU  - Orr,David B.
TI  - Fundamentals of applied statistics and surveys: basic principles for students, teachers, managers, researchers and other datausers 
SN  - 0412988216
PY  - 1995///
CY  - New York
PB  - Chapman & Hall
KW  - Statistical
KW  - Surveys
N1  - Includes bibliographical refernces and index
ER  -