562 PROTOPLASM 



Mechanism and Vitalism 



Jennings, H. S.: Mechanism and vitalism, Philosoph. Rev., 27: 577 (1918). 



Morgan, C. L.: "Emergent Evolution," London, 1923. 



Parker, G. H.: Organic determinism, Science, 59: 517 (1924). 



RiGNANO, E.: "Man Not a Machine," London (1926). 



Singer, E. A.: Beyond mechanism and vitalism, Phil. Sci., 1: 273 (1934). 



