Pearl, R. (1919). On the embryological basis of human mortality. [National Academy of Sciences].
Citación estilo ChicagoPearl, Raymond. On the Embryological Basis of Human Mortality. [Washington, D.C.]: [National Academy of Sciences], 1919.
Cita MLAPearl, Raymond. On the Embryological Basis of Human Mortality. [National Academy of Sciences], 1919.
Warning: These citations may not always be 100% accurate.