Gaya APA
Bougie, R., Sekaran, U. (2013).
Research Methods for Business : A Skill - Building Approach (6).
United Kingdom:
John Wiley & Sonn.
Gaya MLA
Bougie, Roger., Sekaran, Uma.
"Research Methods for Business : A Skill - Building Approach".
6
United Kingdom:
John Wiley & Sonn,
2013.
Textbook.