Cita APA

Boyer, P. S., Clark, C. E., & Kett, J. F. (1993). The enduring vision: A history of the American people. Lexington, Massachusetts: D. C. Heath.

Chicago Style Citation

Boyer, Paul S., Clifford E. Clark, i Joseph F. Kett. The Enduring Vision: A History of the American People. Lexington, Massachusetts: D. C. Heath, 1993.

Cita MLA

Boyer, Paul S., Clifford E. Clark, i Joseph F. Kett. The Enduring Vision: A History of the American People. Lexington, Massachusetts: D. C. Heath, 1993.