APA (7th ed.) Citation

Gelin, S., & Stengel, P. (2003). Soil: Fragile interface. Science Publishers.

Chicago Style (17th ed.) Citation

Gelin, S., and P. Stengel. Soil: Fragile Interface. Enfield, NH: Science Publishers, 2003.

MLA (9th ed.) Citation

Gelin, S., and P. Stengel. Soil: Fragile Interface. Science Publishers, 2003.