Research methods in business studies : a practical guide / Pervez Ghauri ; Kjell Gronhaug. (2004). Harlow, Eng.: Pearson Education, c.
Research methods in business studies : a practical guide / Pervez Ghauri ; Kjell Gronhaug. 2nd ed.. Harlow, Eng.: Pearson Education, c, 2004. Buku Wajib.