MLA

Gunnell, Kelly, Carol Williams, and Brian Murphy. Designing for Biodiversity : a Technical Guide for New and Existing Buildings. Second edition. London: RIBA Publishing, 2013.

APA

Gunnell, K., Williams, C., & Murphy, B. (2013). Designing for biodiversity : a technical guide for new and existing buildings. Second edition. London: RIBA Publishing.

Chicago

Gunnell, Kelly, Carol Williams, Brian Murphy, and Carol Williams. Designing for Biodiversity: A Technical Guide for New and Existing Buildings. Second edition. London: RIBA Publishing, 2013.