Theory and practice in social research:

Eitemau Tebyg

• Theory and practice in social research
  gan: Raj,Hans
  Cyhoeddwyd: (1987)
• Theory and practice in social research /
  gan: Hans , Raj .
  Cyhoeddwyd: (2004)
• Theory and practice in social research
  gan: Hans raj
  Cyhoeddwyd: (1988)
• Theory and practice in social research
  gan: Hans Raj
  Cyhoeddwyd: (1996)
• Theory and practice in social research /
  gan: Raj, Hans
  Cyhoeddwyd: (1979)