Cita APA (7a ed.)
ebrary, Inc, & Denemark, R. A. (2000). World system history: The social science of long-term change. Routledge.
Cita Chicago Style (17a ed.)
ebrary, Inc, y Robert Allen Denemark. World System History: The Social Science of Long-term Change. London New York: Routledge, 2000.
Cita MLA (9a ed.)
ebrary, Inc, y Robert Allen Denemark. World System History: The Social Science of Long-term Change. Routledge, 2000.
Precaución: Estas citas no son 100% exactas.