Introducción a la investigación interdisciplinaria
Subtitle: población y desarrollo en El Salvador
By: editor, Alex A. Alens Z.
Contributors: Alens Z., Alex A.; Asociación Demográfica Salvadoreña.
Publisher: Asociación Demográfica Salvadoreña
Published: 1978
Place of publication: [San Salvador?]
Language: spa
Number of pages: 356
Subjects: Economic development -- Social aspects -- Congresses.; El Salvador -- Population policy -- Congresses.; El Salvador -- Economic conditions -- 1945-  -- Congresses.
Other titles: Población y desarrollo en El Salvador.
Notes: Bibliography: p. 311-318.