APA (7th ed.) Citation

International Road Federation World Meeting. (1977). Vl 11th IRF World Meeting: Documentation. International Road Education.

Chicago Style (17th ed.) Citation

International Road Federation World Meeting. Vl 11th IRF World Meeting: Documentation. [s.l.]: International Road Education, 1977.

MLA (9th ed.) Citation

International Road Federation World Meeting. Vl 11th IRF World Meeting: Documentation. International Road Education, 1977.

Warning: These citations may not always be 100% accurate.