APA-viite

A study of factive assertives in political speeches by U.S. President Barack Obama.

Chicago-tyylinen lähdeviittaus

A Study of Factive Assertives in Political Speeches By U.S. President Barack Obama.

MLA-viite

A Study of Factive Assertives in Political Speeches By U.S. President Barack Obama.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.