APA (7e ed.) Bronvermelding
Sipes, J. L., & Sipes, M. L. (2013). Creating green roadways: Integrating cultural, natural, and visual resources into transportation. Island Press.
Chicago (17e ed.) Bronvermelding
Sipes, James L., en Matthew L. Sipes. Creating Green Roadways: Integrating Cultural, Natural, and Visual Resources into Transportation. Washington, DC: Island Press, 2013.
MLA (9e ed.) Bronvermelding
Sipes, James L., en Matthew L. Sipes. Creating Green Roadways: Integrating Cultural, Natural, and Visual Resources into Transportation. Island Press, 2013.
Let op: Deze citaties zijn niet altijd 100% accuraat.