Cita APA (7a ed.)

Bellantoni, P. (2005). If it's purple, someone's gonna die: The power of color in visual storytelling (1st American pbk. ed.). Elsevier/Focal Press.

Cita Chicago Style (17a ed.)

Bellantoni, Patti. If It's Purple, Someone's Gonna Die: The Power of Color in Visual Storytelling. 1st American pbk. ed. Burlington, MA, USA ; Oxford, UK: Elsevier/Focal Press, 2005.

Cita MLA (8a ed.)

Bellantoni, Patti. If It's Purple, Someone's Gonna Die: The Power of Color in Visual Storytelling. 1st American pbk. ed. Elsevier/Focal Press, 2005.