Abraham Lincoln
"ABRAHAMLINCOLNCARTOONS.COM." ABRAHAMLINCOLNCARTOONS.COM. N.p., n.d. Web. 11 Dec. 2012.
John F. Kennedy
"Editorial Cartoons of John F. Kennedy." Editorial Cartoons of John F. Kennedy. N.p., n.d. Web. 11 Dec. 2012. <http://www.filibustercartoons.com/jfk.htm>.
Barack Obama
"State of The Economy." About.com Political Humor. N.p., n.d. Web. 11 Dec. 2012.
"Best Obama Cartoons - Best Obama Political Cartoons of All Time." Best Obama Cartoons - Best Obama Political Cartoons of All Time. N.p., n.d.
Web. 11 Dec. 2012.
"ABRAHAMLINCOLNCARTOONS.COM." ABRAHAMLINCOLNCARTOONS.COM. N.p., n.d. Web. 11 Dec. 2012.
John F. Kennedy
"Editorial Cartoons of John F. Kennedy." Editorial Cartoons of John F. Kennedy. N.p., n.d. Web. 11 Dec. 2012. <http://www.filibustercartoons.com/jfk.htm>.
Barack Obama
"State of The Economy." About.com Political Humor. N.p., n.d. Web. 11 Dec. 2012.
"Best Obama Cartoons - Best Obama Political Cartoons of All Time." Best Obama Cartoons - Best Obama Political Cartoons of All Time. N.p., n.d.
Web. 11 Dec. 2012.