Spiro, H. J. (1959). Government by Constitution: The political systems of democracy. Random House.
Citação do estilo Chicago (17ª ed.)Spiro, Herbert J. Government by Constitution: The Political Systems of Democracy. [New York]: Random House, 1959.
Citação MLA (9ª ed.)Spiro, Herbert J. Government by Constitution: The Political Systems of Democracy. Random House, 1959.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.