APA (7th ed.) Citation

Schnitzer, M., & Khan, S. U. M. (1978). Soil organic matter. Elsevier Scientific.

Chicago Style (17th ed.) Citation

Schnitzer, M., and Shahed U. M. Khan. Soil Organic Matter. Amsterdam: Elsevier Scientific, 1978.

MLA (9th ed.) Citation

Schnitzer, M., and Shahed U. M. Khan. Soil Organic Matter. Elsevier Scientific, 1978.