1
Published: 1982.
Superior document: Report / Committee on Population and Demography ; no. 17
2
Published: 1981
Superior document: Research reports / Population Studies Center, University of Michigan 81,6
3
Published: 1981
Superior document: Research reports / Population Studies Center, University of Michigan 81,9
4
Published: 1981
Superior document: Research reports / Population Studies Center, University of Michigan 81,8
5
Published: 1981
Superior document: Research reports / Population Studies Center, University of Michigan 81-7
6
Published: 1982
Superior document: Research reports / Population Studies Center, University of Michigan 82,17
7
Published: 1988
Superior document: Working paper / Cairo demographic centre 15
8
Published: c2000.
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9
Published: c2005.
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