Armstrong, B. N. (1939). Health Insurance Doctor. Princeton University Press.
Cita Chicago Style (17a ed.)Armstrong, Barbara Nachtrieb. Health Insurance Doctor. Princeton: Princeton University Press, 1939.
Cita MLA (8a ed.)Armstrong, Barbara Nachtrieb. Health Insurance Doctor. Princeton University Press, 1939.
Precaución: Estas citas no son 100% exactas.