Designing surveys : a guide to decisions and procedures /
Designing surveys : a guide to decisions and procedures / Ronald Czaja, Johnny Blair - 2nd ed. - Thousand Oaks, Calif. : Pine Forge Press, c2005 - 301 p. : ill.
Includes bibliographical references and index
0761927468
SURVEYS
SAMPLING (STATISTICS)
HA31.2 / C924D 2005