APA (7th ed.) Citation

Nagel, M., & Kellinghaus, A. (1928). Berufserziehung. Schöningh.

Chicago Style (17th ed.) Citation

Nagel, Maria, and Anna Kellinghaus. Berufserziehung. Paderborn: Schöningh, 1928.

MLA (8th ed.) Citation

Nagel, Maria, and Anna Kellinghaus. Berufserziehung. Schöningh, 1928.

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