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082 _a338.9
_bUNI
245 _aEconomic and social progress in the second development decade
_bAssessment of progress
_h[Text]
_cUnited Nations. Dept. of Economic & Social Affairs
260 _aNew York
_bUN
_c1977
300 _aix, 114 p.
_c27 cm.
500 _aReport of the Secretary General
650 _aProduction Economics
942 _2ddc
_cUM
999 _c20124
_d20124