Evolución y crisis demográfica de la organización social
Subtitle: el Valle de Ansó
By: Antonio Jesús Gorría Ipas.
Series: Colección de estudios altoaragoneses ;; 17
Publisher: Instituto de Estudios Altoaragoneses, Excma. Diputación Provincial
Published: 1987
Place of publication: Huesca
Language: spa
Number of pages: 216
Subjects: Ansó Valley (Spain) -- Population -- History -- 20th century.; Ansó Valley (Spain) -- Social conditions.; Ansó Valley (Spain) -- Economic conditions.
Notes: Includes bibliographical references.