Costa Rica, 1948 : análisis de documentos confidenciales del Departamento de Estado / Jacobo Schifter
Costa de Marfil : posible mercado para determinadas manufacturas de los países en desarrollo / United Nations Conference on Trade and Development, General Agreement on Tariffs and Trade
La costa de El Salvador : monografía morfológica-oceanográfica / H. G. Gierloff-Emden ; [traductor, Helmut Lessmann].
Cost of living studies. V : How Mexicans earn and live. A study of the incomes and expenditures of one hundred Mexican families in San Diego, California / by the Heller Committee for Research in Social Economics of the University of California and Constan