Sekaran, Uma. Research methods for business : a skill-building approach / Uma Sekaran and Roger Bougie. - 6th ed. - Chichester : John Wiley & Sons, 2013. - axxi, 423 pages. .illustrations. 24 cm. Includes bibliographical references and index. ISBN: 9781119942252 RM191.65 Subjects--Topical Terms: Business--Research--Methodology.