APA način citiranja (7. izdanje)
Walle, A. H. (2015). Qualitative research in business: A practical overview. Cambridge Scholars Publishing.
Čikaški stil citiranja (17. izdanje)
Walle, Alf H. Qualitative Research in Business: A Practical Overview. Newcastle upon Tyne, England: Cambridge Scholars Publishing, 2015.
MLA način citiranja (9. izdanje)
Walle, Alf H. Qualitative Research in Business: A Practical Overview. Cambridge Scholars Publishing, 2015.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.