econ102: 是susan的那本exploring macroeconomic 白蓝色的,359 F6 G5 P) J( ]+ d; M' z+ n5 g
wrs101: 60 ) R" T1 {* k' y' v; [chem101/102: 有solution manual,607 r: r5 g" H8 w! F( R* K
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# { \% {, {- n3 R ]9 s
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