APA (7th ed.) Citation

Dunnett, N. (2011). Small green roofs: Low-tech options for greener living. Timber Press.

Chicago Style (17th ed.) Citation

Dunnett, Nigel. Small Green Roofs: Low-tech Options for Greener Living. Portland, Or.: Timber Press, 2011.

MLA (8th ed.) Citation

Dunnett, Nigel. Small Green Roofs: Low-tech Options for Greener Living. Timber Press, 2011.

Warning: These citations may not always be 100% accurate.