APA (7th ed.) Citation

Hirt, C., Burki, B., Somieski, A., & Seeber, G. (2010). Modern Determination of Vertical Deflections Using Digital Zenith Cameras. American Society of Civil Engineers.

Chicago Style (17th ed.) Citation

Hirt, Christian, B. Burki, A. Somieski, and G. Seeber. Modern Determination of Vertical Deflections Using Digital Zenith Cameras. American Society of Civil Engineers, 2010.

MLA (9th ed.) Citation

Hirt, Christian, et al. Modern Determination of Vertical Deflections Using Digital Zenith Cameras. American Society of Civil Engineers, 2010.