APA

Ruhl J. B., Kraft S. E. & Lant C. L. (2007). The law and policy of ecosystem services. London: .

Chicago

Ruhl J B, Kraft Steven E and Lant C L. 2007. The law and policy of ecosystem services. London: .

Harvard

Ruhl J. B., Kraft S. E. and Lant C. L. (2007). The law and policy of ecosystem services. London: .

MLA

Ruhl J B, Kraft Steven E and Lant C L. The law and policy of ecosystem services. London: . 2007.