两本书和一些资料 5 y" z4 x8 n/ h0 i7 f6 vCanadian Professional Engineering and Geo-science: Practice and Ethics " H+ h5 h! Q3 N }& ~! z7 nPractical Low of Architecture, Engineering and Geo-science. ) L. F7 r, Y, J% G N# h9 O2 j" R* }; Z$ Z- _$ {7 t
text message: 780-432-3952