Sekaran, U. (2003). Research methods for business: A skill-building approach (4a ed.). John Wiley & Sons.
Cita Chicago Style (17a ed.)Sekaran, Uma. Research Methods for Business: A Skill-building Approach. 4a ed. New York: John Wiley & Sons, 2003.
Cita MLA (9a ed.)Sekaran, Uma. Research Methods for Business: A Skill-building Approach. 4a ed. John Wiley & Sons, 2003.
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