1
Foilsithe: 1991
Superior document: Working papers / Population Council, Programs Division 5
2
Foilsithe: 1993
Superior document: Working papers / Population Council, Programs Division 6
3
Foilsithe: 1993
Superior document: Working papers / Population Council, Programs Division 7
4
Foilsithe: 2003.
Links: Faigh an téacs iomlán
5
Foilsithe: 2019