(1941). Bicycle control in metropolitan cities. Portland Branch, Bureau of Municipal Research and Service, University of Oregon, cooperating with the League of Oregon Cities.
Chicago-Zitierstil (17. Ausg.)Bicycle Control in Metropolitan Cities. Eugene: Portland Branch, Bureau of Municipal Research and Service, University of Oregon, cooperating with the League of Oregon Cities, 1941.
MLA-Zitierstil (8. Ausg.)Bicycle Control in Metropolitan Cities. Portland Branch, Bureau of Municipal Research and Service, University of Oregon, cooperating with the League of Oregon Cities, 1941.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.