International Conference on Regional Science, Energy, and Environment, Louvain, 1975, Chatterji, M., & Rompuy, P. v. (1976). Environment, regional science, and interregional modeling. Springer-Verlag.
Lua i Stíl Chicago (17ú heag.)International Conference on Regional Science, Energy, and Environment, Louvain, 1975, Manas Chatterji, agus Paul van Rompuy. Environment, Regional Science, and Interregional Modeling. Berlin: Springer-Verlag, 1976.
Lua MLA (9ú heag.)International Conference on Regional Science, Energy, and Environment, Louvain, 1975, et al. Environment, Regional Science, and Interregional Modeling. Springer-Verlag, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.