APA (7th ed.) Citation

Boll, K. (2014). Costa Rica (Ausg. 2014.). Nelles.

Chicago Style (17th ed.) Citation

Boll, Klaus. Costa Rica. Ausg. 2014. München: Nelles, 2014.

MLA (9th ed.) Citation

Boll, Klaus. Costa Rica. Ausg. 2014. Nelles, 2014.

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