Villalobos Céspedes, D., Emilio Galdeano-Gómez, E., & Tolón- Becerra, A. (2012). International demand for nature-based tourism in Costa Rica: Socio-demographic and travel indicators.
استشهاد بنمط شيكاغوVillalobos Céspedes, Daniel, Emilio Emilio Galdeano-Gómez, و Alfredo Tolón- Becerra. International Demand for Nature-based Tourism in Costa Rica: Socio-demographic and Travel Indicators. 2012.
MLA استشهادVillalobos Céspedes, Daniel, Emilio Emilio Galdeano-Gómez, و Alfredo Tolón- Becerra. International Demand for Nature-based Tourism in Costa Rica: Socio-demographic and Travel Indicators. 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.