SpringerLink (Online service), Freksa, C., Brauer, W., Habel, C., & Wender, K. F. (2000). Spatial Cognition II: Integrating Abstract Theories, Empirical Studies, Formal Methods, and Practical Applications (1st ed. 2000.). Springer Berlin Heidelberg : Imprint: Springer. https://doi.org/10.1007/3-540-45460-8
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Christian Freksa, Wilfried Brauer, Christopher Habel, και Karl F. Wender. Spatial Cognition II: Integrating Abstract Theories, Empirical Studies, Formal Methods, and Practical Applications. 1st ed. 2000. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2000. https://doi.org/10.1007/3-540-45460-8.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Spatial Cognition II: Integrating Abstract Theories, Empirical Studies, Formal Methods, and Practical Applications. 1st ed. 2000. Springer Berlin Heidelberg : Imprint: Springer, 2000. https://doi.org/10.1007/3-540-45460-8.
