Bengtsson, T., & Keilman, N. (2020). Old and New Perspectives on Mortality Forecasting. Springer International Publishing.
استشهاد بنمط شيكاغوBengtsson, Tommy, و Nico Keilman. Old and New Perspectives On Mortality Forecasting. Springer International Publishing, 2020.
MLA استشهادBengtsson, Tommy, و Nico Keilman. Old and New Perspectives On Mortality Forecasting. Springer International Publishing, 2020.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.