APA (7th ed.) Citation

Der, R., & Martius, G. (2012). The Playful Machine: Theoretical Foundation and Practical Realization of Self-Organizing Robots. Springer Berlin Heidelberg.

Chicago Style (17th ed.) Citation

Der, Ralf, and Georg Martius. The Playful Machine: Theoretical Foundation and Practical Realization of Self-Organizing Robots. Berlin, Heidelberg: Springer Berlin Heidelberg, 2012.

MLA (8th ed.) Citation

Der, Ralf, and Georg Martius. The Playful Machine: Theoretical Foundation and Practical Realization of Self-Organizing Robots. Springer Berlin Heidelberg, 2012.

Warning: These citations may not always be 100% accurate.