APA (7th ed.) Citation

Hens, H. S. L. C. (2012). Performance based building design. Ernst & Sohn.

Chicago Style (17th ed.) Citation

Hens, Hugo S. L. C. Performance Based Building Design. Berlin: Ernst & Sohn, 2012.

MLA (9th ed.) Citation

Hens, Hugo S. L. C. Performance Based Building Design. Ernst & Sohn, 2012.