-
1Publicat 1975“...HE 332 .B565...”
Llibre -
2Publicat 1971“...HE 332 .U72...”
Llibre -
3Proceedings of the Conference on New Approaches to Urban Transportation, held in Washington in 1967.Publicat 1968“...HE 371 .A2 .C748...”
Actes de congresos Llibre