Cita APA (7a ed.)
Robertson, C. J. (2007). International Business. McGrawHill.
Cita Chicago Style (17a ed.)
Robertson, Christopher J. International Business. New York: McGrawHill, 2007.
Cita MLA (9a ed.)
Robertson, Christopher J. International Business. McGrawHill, 2007.
Precaución: Estas citas no son 100% exactas.