Banks, A. S. (1971). Cross-polity time-series data. Massachusetts Institute of Technology Press.
Cita Chicago (17th ed.)Banks, Arthur S. Cross-polity Time-series Data. Cambridge, Mass: Massachusetts Institute of Technology Press, 1971.
Cita MLA (9th ed.)Banks, Arthur S. Cross-polity Time-series Data. Massachusetts Institute of Technology Press, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.