Porter, T. M. Life Insurance, Medical Testing, and the Management of Mortality: Theodore M, Porter. Biographies of scientific objects : [. papers presented at a conference on "The Coming into Being and Passing Away of Scientific Objects" held in september 1995 at the Max Planck Institute for the History of Science in Berlin].(2000).
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিPorter, Theodore M. "Life Insurance, Medical Testing, and the Management of Mortality: Theodore M, Porter." Biographies of Scientific Objects : [. Papers Presented at a Conference on "The Coming into Being and Passing Away of Scientific Objects" Held in September 1995 at the Max Planck Institute for the History of Science in Berlin].(2000) .
M.L.A (8 ম সংস্করণ) উদ্ধৃতিPorter, Theodore M. "Life Insurance, Medical Testing, and the Management of Mortality: Theodore M, Porter." Biographies of Scientific Objects : [. Papers Presented at a Conference on "The Coming into Being and Passing Away of Scientific Objects" Held in September 1995 at the Max Planck Institute for the History of Science in Berlin].(2000), .