APA (7th ed.) Citation

Gigon, A., Guyer, M., & Jerusalem, F. (2016). Residential towers. GTA Verlag.

Chicago Style (17th ed.) Citation

Gigon, Annette, Mike Guyer, and Felix Jerusalem. Residential Towers. Zürich: GTA Verlag, 2016.

MLA (9th ed.) Citation

Gigon, Annette, et al. Residential Towers. GTA Verlag, 2016.