Introduction to research. /

Antzeko izenburuak

• Handbook of educational research
  nork: Hillway, Tyrus
• Elements of research. /
  nork: Whitney, Frederick Lamson
  Argitaratua: (1954)
• Methods of research. /
  nork: Good, Carter V.
• Research design. /
  Argitaratua: (1974)
• Research methods. /
  nork: Dominowski, Roger L.
  Argitaratua: (1980)