World Poll late returns
International railway journal and rapid transit review ; 36 , 5 ; 35
1996
Aufsatz (Zeitschrift)
Englisch
Online Contents | 1997
World poll of railway capital expenditure 2001
IuD Bahn | 2001
|World poll urban rail capital expenditure 2001
IuD Bahn | 2001
|1997 World Poll of Transit Capital Fxpenditure
Online Contents | 1997
1998 World Poll of Railway Capital Expenditure
Online Contents | 1998