Ghauri, Pervez. Research Methods in business studies. - 4th ed. - Eidnburgh : Prentice Hall, 2010. - p. :265 ; cm.15. includes bib. ref. ISBN: 9780273712046 : Ksh 5,000 Subjects--Topical Terms: Management--research.Business--research. LC Class. No.: HD 30.4 .G43 2010