COMCEC Coordination Office, Standing Committee for Economic and Commercial Cooperation of the Organization of Islamic Cooperation (COMCEC), Viohl, B., & Zirkoviç, A. (2017). Single window systems in the OIC Member States. COMCEC Coordination Office.
Chicago Style (17. basım) AtıfCOMCEC Coordination Office, Standing Committee for Economic and Commercial Cooperation of the Organization of Islamic Cooperation (COMCEC), Birgit Viohl, ve Andreja Zirkoviç. Single Window Systems in the OIC Member States. Ankara: COMCEC Coordination Office, 2017.
MLA (9th ed.) AtıfCOMCEC Coordination Office, et al. Single Window Systems in the OIC Member States. COMCEC Coordination Office, 2017.
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