Enke, S. (1963). Economics for development. Prentice-Hall.
Cita Chicago (17th ed.)Enke, Stephen. Economics for Development. Englewood Cliff, N.J.: Prentice-Hall, 1963.
Cita MLA (9th ed.)Enke, Stephen. Economics for Development. Prentice-Hall, 1963.
Atenció: Aquestes cites poden no estar 100% correctes.