Arley-Alvarado, A. G., & Vasconcelos-Vásquez, K. L. (2016). The Certificate of Sustainable Tourism an opportunity for Carbon Neutrality Standard INTE -12-01-06: 2011. Universidad Nacional de Costa Rica.
Chicago Style CitationArley-Alvarado, Alonso Gerardo, and Kattia Lizett Vasconcelos-Vásquez. The Certificate of Sustainable Tourism an Opportunity for Carbon Neutrality Standard INTE -12-01-06: 2011. Universidad Nacional de Costa Rica, 2016.
MLA CitationArley-Alvarado, Alonso Gerardo, and Kattia Lizett Vasconcelos-Vásquez. The Certificate of Sustainable Tourism an Opportunity for Carbon Neutrality Standard INTE -12-01-06: 2011. Universidad Nacional de Costa Rica, 2016.
Warning: These citations may not always be 100% accurate.