SEKARAN UMA. (2008). RESEARCH METHODS FOR BUSINESS A SKILL BUILDING APPROACH (4TH.). JOHN WILEY AND SONS LTD.
Cita Chicago Style (17a ed.)SEKARAN UMA. RESEARCH METHODS FOR BUSINESS A SKILL BUILDING APPROACH. 4TH. NEW DELHI: JOHN WILEY AND SONS LTD, 2008.
Cita MLA (9a ed.)SEKARAN UMA. RESEARCH METHODS FOR BUSINESS A SKILL BUILDING APPROACH. 4TH. JOHN WILEY AND SONS LTD, 2008.
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