Cita APA

Barbier, E., & Swanson, T. M. (1990). Economics for the wilds: Wildlife, wildlands, diversity and development. Londres: Earthscan Publication Limited.

Citación estilo Chicago

Barbier, Edward, y Timothy M. Swanson. Economics for the Wilds: Wildlife, Wildlands, Diversity and Development. Londres: Earthscan Publication Limited, 1990.

Cita MLA

Barbier, Edward, y Timothy M. Swanson. Economics for the Wilds: Wildlife, Wildlands, Diversity and Development. Londres: Earthscan Publication Limited, 1990.