Cita APA

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

Chicago Style Citation

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

Cita MLA

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