ed by Rudiger Wolfrum & ed by Peter-Tobias Stoll and Clemens Feinaugle. (2008). WTO - Trade in Services. Martinus Nijhoff Publishers.
استشهاد بنمط شيكاغوed by Rudiger Wolfrum و ed by Peter-Tobias Stoll and Clemens Feinaugle. WTO - Trade in Services. Boston: Martinus Nijhoff Publishers, 2008.
MLA استشهادed by Rudiger Wolfrum و ed by Peter-Tobias Stoll and Clemens Feinaugle. WTO - Trade in Services. Martinus Nijhoff Publishers, 2008.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.