first edition Paperback
1991 · Havana
by López Villeda, Martha, Lázaro Fiallo y Carlos Ortega
Havana: Editorial Cientifico-Tecnica, 1991. Paperback. 104p., text in Spanish, introduction, profusely illustrated with tables, graphs, figures and photos, very good paperback in original blue wraps. Demographics of the workers of Cuba. (Inventory #: 214206)