econ102: 是susan的那本exploring macroeconomic 白蓝色的,35! A" F+ [( p' G' M( j
wrs101: 60# ]$ i: x" X' ~
chem101/102: 有solution manual,60, \# n, L& T, o7 \* n
engl123: The longman anthology world literature 还有一本 the least you should know about english 只知道jean richardson这老师用这两本,其他的section也有可能,每本50 : b: r4 K$ l, o- [# varec323: 40. D+ W! u- C6 h8 c
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