APA citiranje

Bohlman, C., & Porter, C. (2000). The uncle Sam activety book: Language development handouts to teach U.S. history and government. USA: Contemporary books.

Trích dẫn kiểu Chicago

Bohlman, Carolyn, và Catherine Porter. The Uncle Sam Activety Book: Language Development Handouts to Teach U.S. History and Government. USA: Contemporary books, 2000.

MLA citiranje

Bohlman, Carolyn, và Catherine Porter. The Uncle Sam Activety Book: Language Development Handouts to Teach U.S. History and Government. USA: Contemporary books, 2000.