TY  - BOOK
AU  - Ward,PE,Harry O.
AU  - Orem,Nancy S.
TI  - AutoCAD? Civil 3D? 2009: Procedures and Applications 
SN  - 9781282694866
PY  - 2009///
PB  - Prentice Hall
UR  - http://lib.myilibrary.com?id=269486
ER  -