Cita APA (7a ed.)

Pearce, D. W. (1993). Economic values and the natural world. Massachusetts Institute of Technology.

Cita Chicago Style (17a ed.)

Pearce, David W. Economic Values and the Natural World. Cambrige, Massachusetts: Massachusetts Institute of Technology, 1993.

Cita MLA (9a ed.)

Pearce, David W. Economic Values and the Natural World. Massachusetts Institute of Technology, 1993.