International Conference of Environment Materials and Environment Management Shenyang, China, Du, Z., & Li, C. (2011). Environment materials and environment management: Selected, peer reviewed papers from the 2011 international conference on environment materials and environment management (EMEM 2011), August 26, 2011, Shenyang, China. Trans Tech Publications.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Conference of Environment Materials and Environment Management Shenyang, China, Zhenyu Du, و Chengbin Li. Environment Materials and Environment Management: Selected, Peer Reviewed Papers from the 2011 International Conference on Environment Materials and Environment Management (EMEM 2011), August 26, 2011, Shenyang, China. Durnten-Zurich, Switzerland: Trans Tech Publications, 2011.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)International Conference of Environment Materials and Environment Management Shenyang, China, et al. Environment Materials and Environment Management: Selected, Peer Reviewed Papers from the 2011 International Conference on Environment Materials and Environment Management (EMEM 2011), August 26, 2011, Shenyang, China. Trans Tech Publications, 2011.