[寻找] OU 课本

[zzzx]

i need these textbooks,

Digital Design (ELG1100) 3rd Edition,by M. Morris Mano
Microelectronics Circuits (ELG2135) 5th Edition,by Sedra/Smith
Engineering Economics in Canada (ECO1192)2nd Edition,by Niall M. Fraser
Advanced Engineering Mathmatics (MAT2331/3321) 8th Edithon,by Erwin Kreyszig

if you have anyone of that , QQH or call Roy at 799-9199
thanks a lot!

 

[hellochenny]

i think i have eco1192 text

 

[zzzx]

so how much you asking for?