APA način citiranja (7. izdanje)
Werthmann, C. (2007). Green roof: A case study. Princeton Architectural Press.
Čikaški stil citiranja (17. izdanje)
Werthmann, Christian. Green Roof: A Case Study. New York: Princeton Architectural Press, 2007.
MLA način citiranja (9. izdanje)
Werthmann, Christian. Green Roof: A Case Study. Princeton Architectural Press, 2007.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.