Não informado. (1911). Journal of the Institute of Actuaries Students Society. Institute of Actuaries Students Society.
Chicago-Zitierstil (17. Ausg.)Não informado. Journal of the Institute of Actuaries Students Society. Cambridge, Inglaterra: Institute of Actuaries Students Society, 1911.
MLA-Zitierstil (8. Ausg.)Não informado. Journal of the Institute of Actuaries Students Society. Institute of Actuaries Students Society, 1911.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.