Ligozat, G. (2012). Qualitative spatial and temporal reasoning. ISTE ; Wiley.
Lua i Stíl Chicago (17ú heag.)Ligozat, Gérard. Qualitative Spatial and Temporal Reasoning. London, U.K. : Hoboken, N.J.: ISTE ; Wiley, 2012.
Lua MLA (9ú heag.)Ligozat, Gérard. Qualitative Spatial and Temporal Reasoning. ISTE ; Wiley, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.