Gaya APA

Janda, K. et al (2014). The Challenge of Democracy American Government in Global Politics ED-12 (ED-12). America: America : Wadwsworth Cengage Learning, 2014.

Gaya MLA

Janda, Kenneth. et al. "The Challenge of Democracy American Government in Global Politics ED-12". ED-12 America: America : Wadwsworth Cengage Learning, 2014, 2014. Text.