Gaya APA

LAMB, P, K. (2004). 5 STEPS TO A 5 AP U.S. GOVERMENT AND POLITICS . New York: MC GRAW HILL.

Gaya MLA

LAMB, PAMELA, K.. "5 STEPS TO A 5 AP U.S. GOVERMENT AND POLITICS". New York: MC GRAW HILL, 2004. Text.