@article{Murphree, author = {Murphree, H. B.}, title = {Addiction and the pleasure principle: Pharmacodynamics versus psychodynamics}, series = {R. G. Heath (Ed.), The role of pleasure in behavior, New York (Harper \& Row) 1964, pp. 151-167.}, journal = {R. G. Heath (Ed.), The role of pleasure in behavior, New York (Harper \& Row) 1964, pp. 151-167.}, language = {en} }