The official vital statistics of the Republic of Portugal.

Sonraí bibleagrafaíochta
Údar corparáideach: League of Nations
Formáid: LEABHAR
Teanga:English
Foilsithe / Cruthaithe: Geneva [s.n.] 1926.
Sraith:Health Organisation. Statistical handbooks series no. 7
Ábhair: