APA (7th ed.) Citation

Peale, N. V. (1992). Die Kraft des positiven Denkens. Lübbe.

Chicago Style (17th ed.) Citation

Peale, Norman Vincent. Die Kraft Des Positiven Denkens. Bergisch Gladbach: Lübbe, 1992.

MLA (9th ed.) Citation

Peale, Norman Vincent. Die Kraft Des Positiven Denkens. Lübbe, 1992.

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