Scientific method and social research. /

Eitemau Tebyg

• Scientific method and social research /
  gan: Ghosh, B. N.
  Cyhoeddwyd: (1993)
• Scientific method and social research
  gan: Ghosh, B N
  Cyhoeddwyd: (1993)
• Methods of research. /
  gan: Good, Carter V.
• Research methods. /
  gan: Dominowski, Roger L.
  Cyhoeddwyd: (1980)
• Scientific method & social research/
  gan: Ghosh, B N
  Cyhoeddwyd: (1984)