J S Yerrell

发表

ROAD SAFETY RESEARCH IN EGYPT

M A Gaber, J S Yerrell, 1983 .

PIARC'S INTERNATIONAL ROAD MAINTENANCE HANDBOOK: PRACTICAL GUIDELINES FOR RURAL ROAD MAINTENANCE

J S Yerrell, 1995 .

ROAD SAFETY IN DEVELOPING COUNTRIES. PROCEEDINGS OF THE INTERNATIONAL WORKSHOP "RECENT DEVELOPMENTS IN ROAD SAFETY RESEARCH", KONINKLIJK CONSERVATORIUM, THE HAGUE, 19 NOVEMBER 1986

J S Yerrell, 1987 .

Transport research for developing countries

J S Yerrell, 1986 .

ROAD SAFETY IN DEVELOPING COUNTRIES: SOME GENERAL TRENDS AND FUTURE DIRECTIONS. UNITED NATIONS: WORKSHOP ON TRAFFIC SAFETY, SEP 28 - OCT 4 1987, LINKOEPING SWEDEN. PART 1-2

J S Yerrell, 1987 .

HEADLAMP INTENSITIES IN EUROPE AND BRITAIN

J S Yerrell, 1971 .

Road lighting for developing countries

J S Yerrell, 1990 .

Transport research on the move

J S Yerrell, 1983 .