Netherlands (Kingdom, 1815- ) Institute for Road Safety Research, & Stichting Wetenschappelijk Onderzoek Verkeersveiligheid. (1975). Crash helmets for moped riders. SWOV.
Chicago Style (17. basım) AtıfNetherlands (Kingdom, 1815- ) Institute for Road Safety Research, ve Stichting Wetenschappelijk Onderzoek Verkeersveiligheid. Crash Helmets for Moped Riders. Voorburg: SWOV, 1975.
MLA (9th ed.) AtıfNetherlands (Kingdom, 1815- ) Institute for Road Safety Research, ve Stichting Wetenschappelijk Onderzoek Verkeersveiligheid. Crash Helmets for Moped Riders. SWOV, 1975.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..