000 003560000a22001210004500
245 _aNew process for the production of phosphatic fertilizers using hydrochloric acid
110 _aUnited Nations Industrial Development Organization, Vienna
260 _aNew York
_bU.N.
_c1969
300 _a31 p.
080 _a631.8
_bU6
041 _aEN
942 _cBK
999 _c104198
_d104198