Commission Decision of 22 December 1972 amending Decision 31-53 on the publication of price lists and conditions of sale applied by undertakings in the steel industry (72/441/ECSC)
Odločba Komisije z dne 22. decembra 1972 o spremembah Odločbe št. 31-53 o objavljanju cenikov in prodajnih pogojev, ki jih podjetja uporabljajo v jeklarski industriji (72/441/ESPJ)