APA (7e ed.) Bronvermelding

Edwards, S. N. a., McLaughlin, W. J., & Ham, S. H. (1999). Comparative study of ecotourism policy in the americas: Latin America and the Caribbean (Primera edición.). OEA, University of Idaho.

Chicago (17e ed.) Bronvermelding

Edwards, Stephen N. autor, William J. McLaughlin, en Sam H. Ham. Comparative Study of Ecotourism Policy in the Americas: Latin America and the Caribbean. Primera edición. Washington: OEA, University of Idaho, 1999.

MLA (8e ed.) Bronvermelding

Edwards, Stephen N. autor, et al. Comparative Study of Ecotourism Policy in the Americas: Latin America and the Caribbean. Primera edición. OEA, University of Idaho, 1999.