Cita APA (7a ed.)

Mastny, L., & Peterson, J. A. (2001). Traveling light: New paths for international tourism. Worldwatch Institute.

Cita Chicago Style (17a ed.)

Mastny, Lisa, y Jane A. Peterson. Traveling Light: New Paths for International Tourism. Washington, DC: Worldwatch Institute, 2001.

Cita MLA (9a ed.)

Mastny, Lisa, y Jane A. Peterson. Traveling Light: New Paths for International Tourism. Worldwatch Institute, 2001.