APA引文

Voas, R. B., Tippetts, A. S., & Fell, J. (1999). The United States Limits Drinking by Youth Under Age 21: Does this Reduce Fatal Crash Involvements? Association for the Advancement of Automotive Medicine.

Citação norma Chicago

Voas, Robert B., A. Scott Tippetts, and James Fell. The United States Limits Drinking By Youth Under Age 21: Does This Reduce Fatal Crash Involvements? Association for the Advancement of Automotive Medicine, 1999.

MLA引文

Voas, Robert B., A. Scott Tippetts, and James Fell. The United States Limits Drinking By Youth Under Age 21: Does This Reduce Fatal Crash Involvements? Association for the Advancement of Automotive Medicine, 1999.