Wirasinghe, Sumedha ChandanaKumarage, A. S. (Amal S.)2005-07-212005-07-2119900315619856http://hdl.handle.net/1880/17842Bibliography: p. 237-257.xx, 260 leaves : ill. ; 30 cm.engUniversity of Calgary graduate students retain copyright ownership and moral rights for their thesis. You may use this material in any way that is permitted by the Copyright Act or through licensing that has been assigned to the document. For uses that are not allowable under copyright legislation or licensing, you are required to seek permission.HE 311 D44 K85 1990Transportation - Developing countries - PlanningTransportation - Social aspects - Developing countriesdoctoral thesis10.11575/PRISM/17483HE 311 D44 K85 1990