Gaya APA
      Neuman, W, L. (2008).
    Social research methods : qualitative and quantitative approaches (6th ed.).
    India:
  Pearson.
  
Gaya MLA
      Neuman, W., Lawrence.
    "Social research methods : qualitative and quantitative approaches".
    6th ed.
    India:
  Pearson,
  2008.
  Text.