APA

Proposal by Centers for Disease Control to the, Injury Prevention Collaborating Centers, . (1991). Bicycle helmet initiative. Geneve: Proposal by Centers for Disease Control to the.

Chicago

Proposal by Centers for Disease Control to the, Injury Prevention Collaborating Centers, . 1991. Bicycle helmet initiative. Geneve: Proposal by Centers for Disease Control to the.

Harvard

Proposal by Centers for Disease Control to the, Injury Prevention Collaborating Centers, . (1991). Bicycle helmet initiative. Geneve: Proposal by Centers for Disease Control to the.

MLA

Proposal by Centers for Disease Control to the, Injury Prevention Collaborating Centers, . Bicycle helmet initiative. Geneve: Proposal by Centers for Disease Control to the. 1991.