Cita APA (7a ed.)

Boyer, P. S. (1999). The American Nation (6 Dr.). Holt, Rinehart and Winston.

Cita Chicago Style (17a ed.)

Boyer, Paul S. The American Nation. 6 Dr. Austin [u.a.]: Holt, Rinehart and Winston, 1999.

Cita MLA (9a ed.)

Boyer, Paul S. The American Nation. 6 Dr. Holt, Rinehart and Winston, 1999.