MLA

Petersen, John E, et al. Enclosed Experimental Ecosystems and Scale. Springer US, 2009.

APA

Petersen, J. E, Dennison, W. C, Kemp, W. Michael, Kennedy, V. S, & Petersen, J. Edmund. (2009). Enclosed Experimental Ecosystems and Scale. Springer US.

Chicago

Petersen, John E., William C Dennison, W. Michael Kemp, Victor S Kennedy, and John Edmund Petersen. Enclosed Experimental Ecosystems and Scale. : Springer US, 2009.