Cita APA (7a ed.)

Zeegen, L. (2009). What is illustration?: Essential design handbooks. RotoVision SA.

Cita Chicago Style (17a ed.)

Zeegen, Lawrence. What Is Illustration?: Essential Design Handbooks. UK: RotoVision SA, 2009.

Cita MLA (9a ed.)

Zeegen, Lawrence. What Is Illustration?: Essential Design Handbooks. RotoVision SA, 2009.