APA (7th ed.) Zitazioa
Walle, A. H. (2015). Qualitative research in business: A practical overview. Cambridge Scholars Publishing.
Chicago Style (17th ed.) Zitazioa
Walle, Alf H. Qualitative Research in Business: A Practical Overview. Newcastle upon Tyne, England: Cambridge Scholars Publishing, 2015.
MLA (9th ed.) Zitazioa
Walle, Alf H. Qualitative Research in Business: A Practical Overview. Cambridge Scholars Publishing, 2015.
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