APA (7th ed.) Citation

Jakob, O., & Fischer, T. Topoführer Calanques. Rock Technics Design.

Chicago Style (17th ed.) Citation

Jakob, Oliver, and Thomas Fischer. Topoführer Calanques. [Bochum]: Rock Technics Design.

MLA (9th ed.) Citation

Jakob, Oliver, and Thomas Fischer. Topoführer Calanques. Rock Technics Design.

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