Cita APA

Pigram, J. J., & Jenkins, J. M. (2006). Outdoor recreation management (2. edition.). London: Routledge.

Citación estilo Chicago

Pigram, John J., y John M. Jenkins. Outdoor Recreation Management. 2. edition. London: Routledge, 2006.

Cita MLA

Pigram, John J., y John M. Jenkins. Outdoor Recreation Management. 2. edition. London: Routledge, 2006.