APA

Aerospace Research Associates. ARA report no. 98, . (1968). Development of standards for a heavy vehicle underride guard. West Covina, CA: Aerospace Research Associates. ARA report no. 98.

Chicago

Aerospace Research Associates. ARA report no. 98, . 1968. Development of standards for a heavy vehicle underride guard. West Covina, CA: Aerospace Research Associates. ARA report no. 98.

Harvard

Aerospace Research Associates. ARA report no. 98, . (1968). Development of standards for a heavy vehicle underride guard. West Covina, CA: Aerospace Research Associates. ARA report no. 98.

MLA

Aerospace Research Associates. ARA report no. 98, . Development of standards for a heavy vehicle underride guard. West Covina, CA: Aerospace Research Associates. ARA report no. 98. 1968.