APA (7th ed.) Citation

Galløe, O. (1919). The lichen flora and lichen vegetation of Iceland: By Olaf Galløe. s.t.

Chicago Style (17th ed.) Citation

Galløe, Olaf. The Lichen Flora and Lichen Vegetation of Iceland: By Olaf Galløe. s.l: s.t, 1919.

MLA (9th ed.) Citation

Galløe, Olaf. The Lichen Flora and Lichen Vegetation of Iceland: By Olaf Galløe. s.t, 1919.

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