Cita APA (7th ed.)

Gaiman, N., & Riddell, C. (2018). Art matters. Headline.

Cita Chicago (17th ed.)

Gaiman, Neil, i Chris Riddell. Art Matters. London: Headline, 2018.

Cita MLA (9th ed.)

Gaiman, Neil, i Chris Riddell. Art Matters. Headline, 2018.