00619nam0-2200229 --450 991026735900332120180510153306.020180510d1977----km y0itay50 baengGBy 001yyValue of business travel timeby David A. HensherOxfordPergamon press1977159 p.26 cmHensher,David A.89590ITUNINAREICATUNIMARCBK9910267359003321D3/782297DINTRDINTRValue of business travel time1505195UNINA