Study of related matters : attempt to reach full agreement on a common symbol for corrosive substances : report / by the Secretary-General
1959
Notice détaillée
SymboleE/CN.2/CONF.5/R.7
TitreStudy of related matters : attempt to reach full agreement on a common symbol for corrosive substances : report / by the Secretary-General
AuteursUN. Secretary-General
DateGeneva : UN, 9 Jan. 1959
Description
7, [7] p. : ill.