Cita APA (7th ed.)
Gates, P. W. (1934). The Illinois central rail-road and its colonization work. Harvard University Press.
Cita Chicago (17th ed.)
Gates, Paul W. The Illinois Central Rail-road and Its Colonization Work. Cambridge, Massachusetts: Harvard University Press, 1934.
Cita MLA (9th ed.)
Gates, Paul W. The Illinois Central Rail-road and Its Colonization Work. Harvard University Press, 1934.
Atenció: Aquestes cites poden no estar 100% correctes.