Cita APA (7th ed.)

Clay, A., Tulloch, F., Sutherland, G., & Custodio, B. R. (2019). How to draw cartoons. Arcturus Publishing Limited.

Cita Chicago (17th ed.)

Clay, Adam, Fiona Tulloch, Gary Sutherland, i Beatriz Reis Custodio. How to Draw Cartoons. London: Arcturus Publishing Limited, 2019.

Cita MLA (9th ed.)

Clay, Adam, et al. How to Draw Cartoons. Arcturus Publishing Limited, 2019.