APA
World Trade Organization G., . (2011). World trade report, 2011: The WTO and preferential trade agreements. From co-existence to coherence. Geneva: WTO.
Chicago
World Trade Organization Geneva, . 2011. World trade report, 2011: The WTO and preferential trade agreements. From co-existence to coherence. Geneva: WTO.
Harvard
World Trade Organization G., . (2011). World trade report, 2011: The WTO and preferential trade agreements. From co-existence to coherence. Geneva: WTO.
MLA
World Trade Organization Geneva, . World trade report, 2011: The WTO and preferential trade agreements. From co-existence to coherence. Geneva: WTO. 2011.