APA (7th ed.) Citation

Leonhard, K. (1999). Classification of endogenous psychoses and their differentiated etiology (2. revised and enl. ed.). Springer.

Chicago Style (17th ed.) Citation

Leonhard, Karl. Classification of Endogenous Psychoses and Their Differentiated Etiology. 2. revised and enl. ed. Wien: Springer, 1999.

MLA (9th ed.) Citation

Leonhard, Karl. Classification of Endogenous Psychoses and Their Differentiated Etiology. 2. revised and enl. ed. Springer, 1999.