APA (7th ed.) Citation

Lockhart, S. (2014). Tutorial guide to autocad 2015: 2D drawing, 3D modeling. SDC Publications.

Chicago Style (17th ed.) Citation

Lockhart, Shawna. Tutorial Guide to Autocad 2015: 2D Drawing, 3D Modeling. USA: SDC Publications, 2014.

MLA (9th ed.) Citation

Lockhart, Shawna. Tutorial Guide to Autocad 2015: 2D Drawing, 3D Modeling. SDC Publications, 2014.

Warning: These citations may not always be 100% accurate.