APA (7th ed.) Citation

Leonhard, K., & Beckmann, H. (1999). Classification of Endogenous Psychoses and their Differentiated Etiology (Second, revised and enlarged edition.). Springer Vienna. https://doi.org/10.1007/978-3-7091-6371-9

Chicago Style (17th ed.) Citation

Leonhard, Karl, and Helmut Beckmann. Classification of Endogenous Psychoses and Their Differentiated Etiology. Second, revised and enlarged edition. Vienna: Springer Vienna, 1999. https://doi.org/10.1007/978-3-7091-6371-9.

MLA (9th ed.) Citation

Leonhard, Karl, and Helmut Beckmann. Classification of Endogenous Psychoses and Their Differentiated Etiology. Second, revised and enlarged edition. Springer Vienna, 1999. https://doi.org/10.1007/978-3-7091-6371-9.