APA (7th ed.) Citation

Kretz, H. (1996). Lebendige Psychohygiene. Eberhard.

Chicago Style (17th ed.) Citation

Kretz, Helmut. Lebendige Psychohygiene. München: Eberhard, 1996.

MLA (9th ed.) Citation

Kretz, Helmut. Lebendige Psychohygiene. Eberhard, 1996.

Warning: These citations may not always be 100% accurate.