APA (7th ed.) Citation

Arnold, E., & Arnold, J. C. (2001). Escritos esenciales. Sal Terrae.

Chicago Style (17th ed.) Citation

Arnold, Eberhard, and Johann Christoph Arnold. Escritos Esenciales. Santander: Sal Terrae, 2001.

MLA (9th ed.) Citation

Arnold, Eberhard, and Johann Christoph Arnold. Escritos Esenciales. Sal Terrae, 2001.

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