SpringerLink (Online service), Sommer, G., & Koenderink, J. J. (1997). Algebraic Frames for the Perception-Action Cycle: International Workshop, AFPAC'97, Kiel, Germany, September 8-9, 1997, Proceedings (1st ed. 1997.). Springer Berlin Heidelberg : Imprint: Springer. https://doi.org/10.1007/BFb0017857
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Gerald Sommer, και Jan J. Koenderink. Algebraic Frames for the Perception-Action Cycle: International Workshop, AFPAC'97, Kiel, Germany, September 8-9, 1997, Proceedings. 1st ed. 1997. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 1997. https://doi.org/10.1007/BFb0017857.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Algebraic Frames for the Perception-Action Cycle: International Workshop, AFPAC'97, Kiel, Germany, September 8-9, 1997, Proceedings. 1st ed. 1997. Springer Berlin Heidelberg : Imprint: Springer, 1997. https://doi.org/10.1007/BFb0017857.
