(1989). Central America: The future of economic integration. Westview Pr..
Chicago-čujuhus (17. p.)Central America: The Future of Economic Integration. Boulder, Colo.: Westview Pr., 1989.
MLA-čujuhus (9. p.)Central America: The Future of Economic Integration. Westview Pr., 1989.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.