Cita APA (7th ed.)
Wearing, S. a. J. N. (1999). Ecotourism: Impacts, potentials and possibilities (ed.). Butterworth.
Cita Chicago (17th ed.)
Wearing, Stephen and John Neil. Ecotourism: Impacts, Potentials and Possibilities. ed. Oxford: Butterworth, 1999.
Cita MLA (9th ed.)
Wearing, Stephen and John Neil. Ecotourism: Impacts, Potentials and Possibilities. ed. Butterworth, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.