APA
Essman W. B., Valzelli L., . (1976). Current Developments in Psychopharmacology. New York, United States: John Wiley and Sons Ltd.
Chicago
Essman Walter B, Valzelli L, . 1976. Current Developments in Psychopharmacology. New York, United States: John Wiley and Sons Ltd.
Harvard
Essman W. B., Valzelli L., . (1976). Current Developments in Psychopharmacology. New York, United States: John Wiley and Sons Ltd.
MLA
Essman Walter B, Valzelli L, . Current Developments in Psychopharmacology. New York, United States: John Wiley and Sons Ltd. 1976.
