International trade statistics 2011 / World Trade Organization ( WTO ) - Geneva : World Trade Organization ( WTO ), c2011. - 268 p. : ill. ; 30 cm. ISBN: 9789287037893 LCCN: Subjects--Topical Terms: International tradeStatisticsPeriodicals. TariffStatistics LC Class. No.: HF1371 / .I584 2011