Cita APA (7a ed.)
Smith, V. L., & Eadington, W. R. (1992). Tourism Alternatives: Potentials and Problems in the Development of Tourism (1. ed.). University of Pennsylvania Press.
Cita Chicago Style (17a ed.)
Smith, Valene L., y William R. Eadington. Tourism Alternatives: Potentials and Problems in the Development of Tourism. 1. ed. Philadelphia: University of Pennsylvania Press, 1992.
Cita MLA (9a ed.)
Smith, Valene L., y William R. Eadington. Tourism Alternatives: Potentials and Problems in the Development of Tourism. 1. ed. University of Pennsylvania Press, 1992.
Precaución: Estas citas no son 100% exactas.