Gaya APA

al., E. et al (1987). The Irony Of Democracy: An Uncommon Introduction To American Politics (7th Ed.). California: Brooks/Cole Pub. Co. Pacific Grove.

Gaya MLA

al., Et. et al. "The Irony Of Democracy: An Uncommon Introduction To American Politics". 7th Ed. California: Brooks/Cole Pub. Co. Pacific Grove, 1987. Text.