SEKARAN, U. (1992). Research Methods For Business: A Skill-building Approach. John Wiley & Sons.
Chicago-viite (17. p.)SEKARAN, Uma. Research Methods For Business: A Skill-building Approach. John Wiley & Sons, 1992.
MLA-viite (8. p.)SEKARAN, Uma. Research Methods For Business: A Skill-building Approach. John Wiley & Sons, 1992.
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