Cita APA

Dahle, B., Henderson, B., & Vikander, N. (2007). Nature first: Outdoor life the friluftsliv way. Toronto: Natural Heritage Books.

Citación estilo Chicago

Dahle, Borge, Bob Henderson, y Nils Vikander. Nature First: Outdoor Life the Friluftsliv Way. Toronto: Natural Heritage Books, 2007.

Cita MLA

Dahle, Borge, Bob Henderson, y Nils Vikander. Nature First: Outdoor Life the Friluftsliv Way. Toronto: Natural Heritage Books, 2007.