1. 英汉对照描写词典 2.现代汉语词典 $5元一本
2. Modern Macroeconomics: Micheal Parkin&Robin Bade, 5th.$15 (二手)
3. Biology: Campbell.Reece, 6th. $80
4.Intermediate Microeconmics and Its Application: Walter Nicholson&Christopher Snyder 10th. and Its Study Guide $40
5. Macroeconomics: Olivier Blanchard & David Johnson 3th $60
Sustainable Fossil Fuels (Energy Economics) Mark Jaccard $15