APA način citiranja (7. izdanje)

SEKARAN UMA. (2008). RESEARCH METHODS FOR BUSINESS A SKILL BUILDING APPROACH (4TH.). JOHN WILEY AND SONS LTD.

Čikaški stil citiranja (17. izdanje)

SEKARAN UMA. RESEARCH METHODS FOR BUSINESS A SKILL BUILDING APPROACH. 4TH. NEW DELHI: JOHN WILEY AND SONS LTD, 2008.

MLA način citiranja (9. izdanje)

SEKARAN UMA. RESEARCH METHODS FOR BUSINESS A SKILL BUILDING APPROACH. 4TH. JOHN WILEY AND SONS LTD, 2008.