APA
Ruhl J. B., Lant Christopher L & Kraft Steven E. (2007). The law and policy of ecosystem services. Washington: Island Pr.
Chicago
Ruhl J B, Lant Christopher L and Kraft Steven E. 2007. The law and policy of ecosystem services. Washington: Island Pr.
Harvard
Ruhl J. B., Lant Christopher L and Kraft Steven E. (2007). The law and policy of ecosystem services. Washington: Island Pr.
MLA
Ruhl J B, Lant Christopher L and Kraft Steven E. The law and policy of ecosystem services. Washington: Island Pr. 2007.