Telephone Survey Methods: Sampling Selection and Supervision

Eitemau Tebyg

• Telephone survey methods
  gan: Lavrakas, Paul J
  Cyhoeddwyd: (1993)
• telephone survey methods /
• Survey research by telephone. /
  gan: Frey, James H.
  Cyhoeddwyd: (1983)
• Mail and Telephone Surveys
  gan: Dillmann, Don A
  Cyhoeddwyd: (1978)
• Survey Research by Telephone
  gan: James H.Frey
  Cyhoeddwyd: (1983)