Elementos de demografía
By: por Felipe S. Paz. Prefacio por mr. Guillaume de Greef.
Contributors: Greef, Guillaume de, 1842-1924.
Publisher: Librería "Fernando Fe"; [etc., etc.
Published: 1910
Place of publication: Madrid
Language: spa
Number of pages: 267
Subjects: Vital statistics.; Demography.
Notes: "Bibliografía: p. [257]-260.