Cita APA (7th ed.)
McNeill, W. H. (1976). Plagues and peoples. Anchor Press.
Cita Chicago (17th ed.)
McNeill, William Hardy. Plagues and Peoples. Garden City, [N.Y.]: Anchor Press, 1976.
Cita MLA (9th ed.)
McNeill, William Hardy. Plagues and Peoples. Anchor Press, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.