APA (7th ed.) Citation

Oltmanns, O. (1912). Die Enziane . botanische Studie.

Chicago Style (17th ed.) Citation

Oltmanns, Olly. Die Enziane . Botanische Studie. 1912.

MLA (8th ed.) Citation

Oltmanns, Olly. Die Enziane . Botanische Studie. 1912.

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