Saborío-Jiménez, J. (2016). Comparative Diagnostic of Standards of Sustainability from Costa Rica and Colombia: Sustainable Tourism Certification and Quality Tourism Certificate / Environmental Seal.
استشهاد بنمط شيكاغوSaborío-Jiménez, Johan. Comparative Diagnostic of Standards of Sustainability From Costa Rica and Colombia: Sustainable Tourism Certification and Quality Tourism Certificate / Environmental Seal. 2016.
MLA استشهادSaborío-Jiménez, Johan. Comparative Diagnostic of Standards of Sustainability From Costa Rica and Colombia: Sustainable Tourism Certification and Quality Tourism Certificate / Environmental Seal. 2016.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.