The 1975 World Judo Championships were the 9th edition of the World Judo Championships, and were held in Vienna, Austria from October 23–25, 1975.
References
1975 World Judo Championships Wikipedia(Text) CC BY-SA
The 1975 World Judo Championships were the 9th edition of the World Judo Championships, and were held in Vienna, Austria from October 23–25, 1975.