APA

Blaker J., . (1987). User's guide. Washington DC: U.S. Department of Transportation. National Highway Traffic Safety Administration. Vehicle Research and Test Center.

Chicago

Blaker JL, . 1987. User's guide. Washington DC: U.S. Department of Transportation. National Highway Traffic Safety Administration. Vehicle Research and Test Center.

Harvard

Blaker J., . (1987). User's guide. Washington DC: U.S. Department of Transportation. National Highway Traffic Safety Administration. Vehicle Research and Test Center.

MLA

Blaker JL, . User's guide. Washington DC: U.S. Department of Transportation. National Highway Traffic Safety Administration. Vehicle Research and Test Center. 1987.