Research methodology: methods tools & techniques/

Eitemau Tebyg

• Research methodology methods, tools and techniques /
  gan: Jain, Gopal Lal
  Cyhoeddwyd: (1998)
• Research Methodology : methods, tools& techniques /
  gan: Gopal ,Lal Jain
  Cyhoeddwyd: (1998)
• Research methodology: methods tools & techniques
  gan: Jain, Gopal Lal
  Cyhoeddwyd: (2003)
• Research methodology methods, tools and techniques
  gan: Jain, Gopal Lal
  Cyhoeddwyd: (2003)
• Research methodology Tools and techniques /
  gan: Kothari, B. L.
  Cyhoeddwyd: (2007)