APA-ийн эшлэл(7 дахь хэвлэлт)
ebrary, Inc, Wirtz, J., & Brah, S. (2006). Special issue from the 4th SIG services research conference: Services research - a truly global discipline. Emerald Group Publishing.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)
ebrary, Inc, Jochen Wirtz, ба Shaukat Brah. Special Issue from the 4th SIG Services Research Conference: Services Research - a Truly Global Discipline. Bradford, England: Emerald Group Publishing, 2006.
MLA -ийн эшлэл (9 дэх хэвлэлт)
ebrary, Inc, et al. Special Issue from the 4th SIG Services Research Conference: Services Research - a Truly Global Discipline. Emerald Group Publishing, 2006.
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