N. D. Mortimer · 4 obras en el catálogoObrasGGeothermal heatingGeothermal heatingTThe energy costs of road and rail freight transport; U.K. 19The energy costs of road and rail freight transport; U.K. 1968GGross energy requirements for air transportGross energy requirements for air transportGGross energy requirements of marine transportGross energy requirements of marine transport
TThe energy costs of road and rail freight transport; U.K. 19The energy costs of road and rail freight transport; U.K. 1968