闫坤 Yan, K., & Leu, M. G. (2008). 加入WTO对承德农业的影响及对策 = Impact and strategic on Chengde's agriculture after China's accession to WTO.
Chicago Style Citation闫坤 Yan, Kun, and Mike Gwo-Jiun Leu. 加入WTO对承德农业的影响及对策 = Impact and Strategic On Chengde's Agriculture After China's Accession to WTO. 2008.
MLA引文闫坤 Yan, Kun, and Mike Gwo-Jiun Leu. 加入WTO对承德农业的影响及对策 = Impact and Strategic On Chengde's Agriculture After China's Accession to WTO. 2008.
警告：這些引文格式不一定是100％准確.