Handbook of steel construction Tenth Edition( I. E- V, O" w
concrete design Handbook Third Edition5 y T+ a% e" A4 U0 ]; m6 H
wood design Manual 2010! P7 P, t+ Q" b! e* _% R+ ^0 [0 k
Fundamental of construction estimating 2nd edition1 z0 _2 A( e1 q8 h9 {9 @: C+ I
Basic technical mathematics with calculus ninth edition% X8 g/ k. X8 O9 z( k
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