Sautter, A., & Levins, T. (2015). How to draw the Joker, Lex Luthor, and other DC super-villains. Capstone Press.
Cita Chicago Style (17a ed.)Sautter, Aaron, y Tim Levins. How to Draw the Joker, Lex Luthor, and Other DC Super-villains. North Mankato, Minnesota: Capstone Press, 2015.
Cita MLA (8a ed.)Sautter, Aaron, y Tim Levins. How to Draw the Joker, Lex Luthor, and Other DC Super-villains. Capstone Press, 2015.
Precaución: Estas citas no son 100% exactas.