National Association of City Transportation Officials & SpringerLink (Online service). (2014). Urban Bikeway Design Guide. Island Press/Center for Resource Economics : Imprint: Island Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)National Association of City Transportation Officials και SpringerLink (Online service). Urban Bikeway Design Guide. Washington, DC: Island Press/Center for Resource Economics : Imprint: Island Press, 2014.
Παραπομπή σε μορφή MLA (8th εκδ.)National Association of City Transportation Officials και SpringerLink (Online service). Urban Bikeway Design Guide. Island Press/Center for Resource Economics : Imprint: Island Press, 2014.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.