APA (7th ed.) Citation

Oltmanns, O. (1911). Nordischer Wintersport.

Chicago Style (17th ed.) Citation

Oltmanns, Olly. Nordischer Wintersport. 1911.

MLA (8th ed.) Citation

Oltmanns, Olly. Nordischer Wintersport. 1911.

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