Cita APA (7th ed.)

SpringerLink (Online service) & Nijholt, A. (2014). Playful user interfaces: Interfaces that invite social and physical interaction. Springer Singapore Imprint: Springer.

Cita Chicago (17th ed.)

SpringerLink (Online service) i Anton Nijholt. Playful User Interfaces: Interfaces That Invite Social and Physical Interaction. Singapore: Springer Singapore Imprint: Springer, 2014.

Cita MLA (8th ed.)

SpringerLink (Online service) i Anton Nijholt. Playful User Interfaces: Interfaces That Invite Social and Physical Interaction. Springer Singapore Imprint: Springer, 2014.