Cita APA (7a ed.)
ebrary, Inc. (2005). Hutchinson great figures in history. Helicon Pub..
Cita Chicago Style (17a ed.)
ebrary, Inc. Hutchinson Great Figures in History. Abingdon: Helicon Pub., 2005.
Cita MLA (9a ed.)
ebrary, Inc. Hutchinson Great Figures in History. Helicon Pub., 2005.
Precaución: Estas citas no son 100% exactas.