APA (7th ed.) Citation

Henkel, M. (1993). Meisterwerke. [s.e.].

Chicago Style (17th ed.) Citation

Henkel, Manfred. Meisterwerke. Bonn: [s.e.], 1993.

MLA (9th ed.) Citation

Henkel, Manfred. Meisterwerke. [s.e.], 1993.

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