00842cam a2200229   45000010008000000030008000080050017000160080041000330400032000740500021001060820013001271100064001402450055002042600040002593000018002994400063003174900088003805000047004686500028005157100019005438300050005624472700BD-DhUL20170411181506.0840927s1975    nyu                 eng    aADFAbengcBD-DhULdBD-DhUL14aHB848.U54bno.310 a312bUNP2 aUnited Nations.bDepartment of Economic and Social Affairs.14aPopulation newsletter :bNo. 20 /cUnited nations.  aNew York :bUnited nations,c1975.   av. ; c29 cm. 0aFuture population estimates by sex and age ;vreport no. 40 aPopulation Studies / United Nations. Dept. of Economic and Social Affairs ;vno. 31  aUnited Nations. Document ST/SOA/Ser. A/31.00aPopulation forecasting.2 aUnited Nations 0aPopulation studies (New York, N.Y.) ;vno. 31