Citazione Stile APA (7a Edizione)

(1996). Sign up for the bike: Design manual for a cycle-friendly infrastructure. C.R.O.W..

Citazione stile Chigago Style (17a edizione)

Sign Up for the Bike: Design Manual for a Cycle-friendly Infrastructure. The Netherlands: C.R.O.W., 1996.

Citatione MLA (9a ed.)

Sign Up for the Bike: Design Manual for a Cycle-friendly Infrastructure. C.R.O.W., 1996.