APA (7th ed.) Citation

Kollmar, E. (1992). Herausforderung Anthroposophie. Brockhaus.

Chicago Style (17th ed.) Citation

Kollmar, Edgar. Herausforderung Anthroposophie. Wuppertal [u.a.]: Brockhaus, 1992.

MLA (8th ed.) Citation

Kollmar, Edgar. Herausforderung Anthroposophie. Brockhaus, 1992.

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