PLISCHKE, E., & Boston, H. M. (1961). Contemporary Governments of Germany (2nd Ed.). Houghton Mifflin.
Cita Chicago (17th ed.)PLISCHKE, Elmer, i Houghton Mifflin Boston. Contemporary Governments of Germany. 2nd Ed. Boston: Houghton Mifflin, 1961.
Cita MLA (9th ed.)PLISCHKE, Elmer, i Houghton Mifflin Boston. Contemporary Governments of Germany. 2nd Ed. Houghton Mifflin, 1961.
Atenció: Aquestes cites poden no estar 100% correctes.