1900-1919 : All-American ads
MLA
Heller, Steven, and Jim Heimann. 1900-1919 : All-american Ads. Köln: Taschen, 2005.
APA
Heller, S., & Heimann, J. (2005). 1900-1919 : All-American ads. Köln: Taschen.
Chicago
Heller, Steven, and Jim Heimann. 1900-1919: All-American Ads. Köln: Taschen, 2005.