+ b; i, m# Q3 b9 v0 B8 [3 hPractical Law of Architecture, Engineering and Geoscience Second Canadian Edition by Samuels & Sanders (2011 Copyright) n; K) R$ c e4 \$ s+ [+ n : K. y' y! q( yCanadian Professional Engineering and Geoscience: Practice and Ethics Fifth Edition by Gordon C. Andrews (2009 Copyright) ; Z$ q) w7 O: i0 c2 w ! N Z* W% I. B谢谢!!