APA

United States, . (2016). Assessing the sustainability of agricultural and urban forests in the United States. [Washington, D.C.]: United States Department of Agriculture, Forest Service.

Chicago

United States, . 2016. Assessing the sustainability of agricultural and urban forests in the United States. [Washington, D.C.]: United States Department of Agriculture, Forest Service.

Harvard

United States, . (2016). Assessing the sustainability of agricultural and urban forests in the United States. [Washington, D.C.]: United States Department of Agriculture, Forest Service.

MLA

United States, . Assessing the sustainability of agricultural and urban forests in the United States. [Washington, D.C.]: United States Department of Agriculture, Forest Service. 2016.