Cita APA

Urban, J. (2008). Up by roots: Healthy soils and trees in the built environment. Champaign, Ill.: International Society of Arboriculture.

Citación estilo Chicago

Urban, James. Up By Roots: Healthy Soils and Trees in the Built Environment. Champaign, Ill.: International Society of Arboriculture, 2008.

Cita MLA

Urban, James. Up By Roots: Healthy Soils and Trees in the Built Environment. Champaign, Ill.: International Society of Arboriculture, 2008.