Portugal, R. C. (1961). Politics - pastime or serious business. Philippine Journal of Public Administration.
Chicagoスタイル(17版)引用形式Portugal, Ramon C. "Politics - Pastime or Serious Business." Philippine Journal of Public Administration 1961.
MLA(9版)引用形式Portugal, Ramon C. "Politics - Pastime or Serious Business." Philippine Journal of Public Administration, 1961.
警告: この引用は必ずしも正確ではありません.