ISBN:
0813005531
Content:
Villarreal, Jorge: Analisis. S. 243-247
In:
Population growth and human productivity, Gainesville, Fla. : Center for Latin American Studies, Univ. of Florida, 1976, (1976), Seite 229-242, 0813005531
In:
year:1976
In:
pages:229-242
Language:
Undetermined