APA (7th ed.) Citation

Ruhen, O. (1963). Mountains in the clouds. Rigby.

Chicago Style (17th ed.) Citation

Ruhen, Olaf. Mountains in the Clouds. Adelaide: Rigby, 1963.

MLA (9th ed.) Citation

Ruhen, Olaf. Mountains in the Clouds. Rigby, 1963.

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