Clout, M. N., & Williams Peter A. (2009). Invasive species management: Handbook of principles and techniques. Oxford University Press.

Clout, Mick N., and Williams Peter A. Invasive Species Management: Handbook of Principles and Techniques. New York: Oxford University Press, 2009.

Clout, Mick N., and Williams Peter A. Invasive Species Management: Handbook of Principles and Techniques. Oxford University Press, 2009.