Cita APA (7th ed.)

Der, R., & Martius, G. (2011). The playful machine: Theoretical foundation and practical realization of self-organizing robots. Springer.

Cita Chicago (17th ed.)

Der, Ralf, i Georg Martius. The Playful Machine: Theoretical Foundation and Practical Realization of Self-organizing Robots. Berlin: Springer, 2011.

Cita MLA (8th ed.)

Der, Ralf, i Georg Martius. The Playful Machine: Theoretical Foundation and Practical Realization of Self-organizing Robots. Springer, 2011.