APA (7e ed.) Bronvermelding

Wearing, S., Schweinsberg, S., & Tower, J. (2016). Marketing national parks for sustainable tourism. Channel View Publications.

Chicago (17e ed.) Bronvermelding

Wearing, Stephen, Stephen Schweinsberg, en John Tower. Marketing National Parks for Sustainable Tourism. Bristol, Buffalo: Channel View Publications, 2016.

MLA (9e ed.) Bronvermelding

Wearing, Stephen, et al. Marketing National Parks for Sustainable Tourism. Channel View Publications, 2016.