Cita APA (7th ed.)

(2009). Innovative seat belt demonstration programs in Kentucky, Mississippi, North Dakota, and Wyoming.

Cita Chicago (17th ed.)

Innovative Seat Belt Demonstration Programs in Kentucky, Mississippi, North Dakota, and Wyoming. 2009.

Cita MLA (9th ed.)

Innovative Seat Belt Demonstration Programs in Kentucky, Mississippi, North Dakota, and Wyoming. 2009.

Atenció: Aquestes cites poden no estar 100% correctes.