APA (7th ed.) Citation

Sontag, K., & Roux, F. Sporting and tourist activities: Legal aspects. Institut de Géographie Alpine.

Chicago Style (17th ed.) Citation

Sontag, Katja, and Frédérique Roux. Sporting and Tourist Activities: Legal Aspects. Institut de Géographie Alpine.

MLA (9th ed.) Citation

Sontag, Katja, and Frédérique Roux. Sporting and Tourist Activities: Legal Aspects. Institut de Géographie Alpine.

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