Gilliver, I. (1977). Highway assignment multiflow: A critical appraisal. Department of Geography, University of Reading.
Dyfyniad Arddull ChicagoGilliver, I. Highway Assignment Multiflow: A Critical Appraisal. Reading: Department of Geography, University of Reading, 1977.
Dyfyniad MLAGilliver, I. Highway Assignment Multiflow: A Critical Appraisal. Department of Geography, University of Reading, 1977.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.