Cita APA

Willerbrord, S. (1990). Outdoor recreation and the multiple use management of natural resources. Amsterdam, The Netherlands: Vrije Universiteit te Amsterdam.

Citación estilo Chicago

Willerbrord, Simon. Outdoor Recreation and the Multiple Use Management of Natural Resources. Amsterdam, The Netherlands: Vrije Universiteit te Amsterdam, 1990.

Cita MLA

Willerbrord, Simon. Outdoor Recreation and the Multiple Use Management of Natural Resources. Amsterdam, The Netherlands: Vrije Universiteit te Amsterdam, 1990.