APA (7th ed.) Citation

Bleuler, E., Zinkin, J., & Lewis, N. D. C. (1950). Dementia praecox or the group of schizophrenias. International Universities Press.

Chicago Style (17th ed.) Citation

Bleuler, Eugen, Joseph Zinkin, and Nolan D. C. Lewis. Dementia Praecox or the Group of Schizophrenias. New York, NY: International Universities Press, 1950.

MLA (8th ed.) Citation

Bleuler, Eugen, et al. Dementia Praecox or the Group of Schizophrenias. International Universities Press, 1950.