National Institutes of Health (U.S.). (2011). Problems of Oncology. Pergamon Press.
Cita Chicago Style (17a ed.)National Institutes of Health (U.S.). Problems of Oncology. New York: Pergamon Press, 2011.
Cita MLA (8a ed.)National Institutes of Health (U.S.). Problems of Oncology. Pergamon Press, 2011.
Precaución: Estas citas no son 100% exactas.