Wells, H. (1961). Government financing of political parties in Puerto Rico. Citizens' Research Foundation.
芝加哥风格引文Wells, Henry. Government Financing of Political Parties in Puerto Rico. Princeton, N. J: Citizens' Research Foundation, 1961.
MLA引文Wells, Henry. Government Financing of Political Parties in Puerto Rico. Citizens' Research Foundation, 1961.
警告：这些引文格式不一定是100％准确.