APA (7th ed.) Citation

Duell, R., Hathorn, T., & Hathorn, T. R. (2014). Autodesk Revit Architecture 2015 Essentials: Autodesk Official Press. Sybex.

Chicago Style (17th ed.) Citation

Duell, Ryan, Tobias Hathorn, and Tessa Reist Hathorn. Autodesk Revit Architecture 2015 Essentials: Autodesk Official Press. Sybex, 2014.

MLA (9th ed.) Citation

Duell, Ryan, et al. Autodesk Revit Architecture 2015 Essentials: Autodesk Official Press. Sybex, 2014.