Zweifel, P., & Waser, O. (1992). Bonus options in health insurance. Kluwer Academic Publishers.
Cita Chicago Style (17a ed.)Zweifel, Peter, y Otto Waser. Bonus Options in Health Insurance. Dordrecht [etc.]: Kluwer Academic Publishers, 1992.
Cita MLA (9a ed.)Zweifel, Peter, y Otto Waser. Bonus Options in Health Insurance. Kluwer Academic Publishers, 1992.
Precaución: Estas citas no son 100% exactas.