APA način citiranja

Walker, D., & Carter, H. (1987). Points: Measles and the government.

Čikaški stil citiranja

Walker, Drew, i Harden Carter. Points: Measles and the Government. 1987.

MLA način citiranja

Walker, Drew, i Harden Carter. Points: Measles and the Government. 1987.

Upozorenje: Ovi citati možda nisu uvijek 100% točni.