APA

United Nations/Nations Unies: Workshop on traffic, safety S. 2. 4. 1. L. S., . (1987). Report of the workshop - Conclusions and recommendations. : United Nations/Nations Unies: Workshop on traffic.

Chicago

United Nations/Nations Unies: Workshop on traffic, safety Sept 28-Oct 4 1987 Linköping Sweden, . 1987. Report of the workshop - Conclusions and recommendations. : United Nations/Nations Unies: Workshop on traffic.

Harvard

United Nations/Nations Unies: Workshop on traffic, safety S. 2. 4. 1. L. S., . (1987). Report of the workshop - Conclusions and recommendations. : United Nations/Nations Unies: Workshop on traffic.

MLA

United Nations/Nations Unies: Workshop on traffic, safety Sept 28-Oct 4 1987 Linköping Sweden, . Report of the workshop - Conclusions and recommendations. : United Nations/Nations Unies: Workshop on traffic. 1987.