APA (7th ed.) Citation

Lehmann, J., & Joseph, S. (2009). Biochar for environmental management: Science and technology. Earthscan.

Chicago Style (17th ed.) Citation

Lehmann, Johannes, and Stephen Joseph. Biochar for Environmental Management: Science and Technology. London: Earthscan, 2009.

MLA (8th ed.) Citation

Lehmann, Johannes, and Stephen Joseph. Biochar for Environmental Management: Science and Technology. Earthscan, 2009.