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Times Books International, 1990
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Indonesia demographic and health survey 1997 : sumary report
Ministry of Helath IHRD, 1998
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Moser, Claus A.
Survey methods in social investigation
Heinemann Educational Books, 1973
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Moser, Claus A.
Survey methods in social investigation
Basic Books, 1972
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Moser, Claus A.
Survey methods in social investigation
Heinemann Educational Books, 1974
 Buku Teks