Cita APA

Ippolito, D. S., & Walker, T. G. (1980). Political parties, interest groups, and public policy; group influence in American politics. Englewood Cliffs, N. J: Prentice Hall.

Citación estilo Chicago

Ippolito, Dennis S., y Thomas G. Walker. Political Parties, Interest Groups, and Public Policy; Group Influence in American Politics. Englewood Cliffs, N. J: Prentice Hall, 1980.

Cita MLA

Ippolito, Dennis S., y Thomas G. Walker. Political Parties, Interest Groups, and Public Policy; Group Influence in American Politics. Englewood Cliffs, N. J: Prentice Hall, 1980.