Systems of demographic measurement data colloction systems : the conventional vital registration system /
Powell, Nara P.
Systems of demographic measurement data colloction systems : the conventional vital registration system / Nara P. Powell. - 48p. ; 24 cm. - Laboratories for population statistics. scientific report series; no. 20 .
Sociology
Surveys.
Demographic statistics.
Demographic models.
Registration.
304.6 / P882
Systems of demographic measurement data colloction systems : the conventional vital registration system / Nara P. Powell. - 48p. ; 24 cm. - Laboratories for population statistics. scientific report series; no. 20 .
Sociology
Surveys.
Demographic statistics.
Demographic models.
Registration.
304.6 / P882