Não informado. (1970). Journal of Traffic Safety Education. California Driver Education Association.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Journal of Traffic Safety Education. Long Beach, Calif: California Driver Education Association, 1970.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Journal of Traffic Safety Education. California Driver Education Association, 1970.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.