Wurfel, S. W. 1. (1965). Foreign enterprise in Colombia: Laws and policies. University of North Carolina Press.
Cita Chicago (17th ed.)Wurfel, Seymour W. 1907. Foreign Enterprise in Colombia: Laws and Policies. Chapel Hill: University of North Carolina Press, 1965.
Cita MLA (9th ed.)Wurfel, Seymour W. 1907. Foreign Enterprise in Colombia: Laws and Policies. University of North Carolina Press, 1965.
Atenció: Aquestes cites poden no estar 100% correctes.