APA (7. basım) Alıntı
ebrary, Inc, Freytag, P. V., & Ritter, T. (2007). Challenging business relationships. Emerald Group Publishing.
Chicago Style (17. basım) Atıf
ebrary, Inc, Per Vagn Freytag, ve Thomas Ritter. Challenging Business Relationships. Bradford, England: Emerald Group Publishing, 2007.
MLA (9th ed.) Atıf
ebrary, Inc, et al. Challenging Business Relationships. Emerald Group Publishing, 2007.
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