Cita APA

Frantzich, S. (1982). Presidential popularity in America. American Political Science Association.

Citación estilo Chicago

Frantzich, Stephen. Presidential Popularity in America. Washington, D.C.: American Political Science Association, 1982.

Cita MLA

Frantzich, Stephen. Presidential Popularity in America. American Political Science Association, 1982.

Warning: These citations may not always be 100% accurate.