Cita APA (7th ed.)

Der, R., & Martius, G. The playful machine: Theoretical foundation and practical realization of self-organizing robots (1st ed. 2012.). Springer Berlin Heidelberg.

Cita Chicago (17th ed.)

Der, Ralf, i Georg Martius. The Playful Machine: Theoretical Foundation and Practical Realization of Self-organizing Robots. 1st ed. 2012. Berlin, Heidelberg: Springer Berlin Heidelberg.

Cita MLA (8th ed.)

Der, Ralf, i Georg Martius. The Playful Machine: Theoretical Foundation and Practical Realization of Self-organizing Robots. 1st ed. 2012. Springer Berlin Heidelberg.