APA (7th ed.) Citation

Schmitz, K. (1964). Was ist, Was Kann, Was Nützt Hypnose? Kindler Taschenbücher.

Chicago Style (17th ed.) Citation

Schmitz, Karl. Was Ist, Was Kann, Was Nützt Hypnose? Germany: Kindler Taschenbücher, 1964.

MLA (9th ed.) Citation

Schmitz, Karl. Was Ist, Was Kann, Was Nützt Hypnose? Kindler Taschenbücher, 1964.

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