Gaya APA
Sekaran, U., Bougie,Roger, . (2010).
Research Methods For Business : A Skill-Building Approach (Ed. 5).
The Atrium,UK:
John Wiley & Sons.
Gaya MLA
Sekaran, Uma., Bougie,Roger, .
"Research Methods For Business : A Skill-Building Approach".
Ed. 5
The Atrium,UK:
John Wiley & Sons,
2010.
Text.