Cita APA (7th ed.)
Burner David & Marcus D Robert. (1978). America: A portrait in history (2nd ed.). Prentice-Hall.
Cita Chicago (17th ed.)
Burner David i Marcus D Robert. America: A Portrait in History. 2nd ed. Eglewood cliff: Prentice-Hall, 1978.
Cita MLA (9th ed.)
Burner David i Marcus D Robert. America: A Portrait in History. 2nd ed. Prentice-Hall, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.