Sievert, R. W. (2015). Creating facility program requirements: A pre-design guide for project owners. BNi Building News.
Chicago-Zitierstil (17. Ausg.)Sievert, Richard W. Creating Facility Program Requirements: A Pre-design Guide for Project Owners. [United States]: BNi Building News, 2015.
MLA-Zitierstil (9. Ausg.)Sievert, Richard W. Creating Facility Program Requirements: A Pre-design Guide for Project Owners. BNi Building News, 2015.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.