Gaya APA

SIPES, J, L, S, M, L. (2013). Creating Green Roadways: Integrating Cultural, Natural, and Visual Resources Into Transportation . : Island Press.

Gaya MLA

SIPES, JAMES, L-, SIPES,, MATTHEW, L. "Creating Green Roadways: Integrating Cultural, Natural, and Visual Resources Into Transportation". : Island Press, 2013. Text.