New York University. Center for Safety Education. (1962). Man and the motor car (6th ed., 1962 revision.). Prentice-Hall.
Dyfyniad Arddull ChicagoNew York University. Center for Safety Education. Man and the Motor Car. 6th ed., 1962 revision. Englewood Cliffs, N.J.: Prentice-Hall, 1962.
Dyfyniad MLANew York University. Center for Safety Education. Man and the Motor Car. 6th ed., 1962 revision. Prentice-Hall, 1962.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.