Ian G. Heggie

La gestion et le financement des routes : programme de reforme

Ian G. Heggie, 1997 .

Transport and environment; a review of current policies and procedures

Ian G. Heggie, 1987 .

Gravity and Interactance Models: A Reply

Ian G. Heggie, 1969 .

Defining domains for models of travel demand

Ian G. Heggie, I. Heggie, Peter Jones, 1978 .

Commercializing management and financing of roads in developing and transition countries

Ian G. Heggie, I. Heggie, 2003 .