APA

Gibson C. C., McKean M. A. & Ostrom E. (2000). People and forests. Cambridge, Massachusetts: MIT Press.

Chicago

Gibson Clark C, McKean Margaret A and Ostrom Elinor. 2000. People and forests. Cambridge, Massachusetts: MIT Press.

Harvard

Gibson C. C., McKean M. A. and Ostrom E. (2000). People and forests. Cambridge, Massachusetts: MIT Press.

MLA

Gibson Clark C, McKean Margaret A and Ostrom Elinor. People and forests. Cambridge, Massachusetts: MIT Press. 2000.