Παραπομπή σε μορφή APA (7η εκδ.)

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

Παραπομπή σε μορφή Chicago (17η εκδ.)

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

Παραπομπή σε μορφή MLA (8th εκδ.)

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