APA (7th ed.) Citation

International Water Supply Association. Congress & International Water Supply Association. (1949). International Water Supply Association: [proceedings] = Association international des distributions d'eau : [comptes rendus]. The Association.

Chicago Style (17th ed.) Citation

International Water Supply Association. Congress and International Water Supply Association. International Water Supply Association: [proceedings] = Association International Des Distributions D'eau : [comptes Rendus]. [Amsterdam]: The Association, 1949.

MLA (8th ed.) Citation

International Water Supply Association. Congress and International Water Supply Association. International Water Supply Association: [proceedings] = Association International Des Distributions D'eau : [comptes Rendus]. The Association, 1949.