Saborío-Jiménez, J. (2016). Comparative Diagnostic of Standards of Sustainability from Costa Rica and Colombia: Sustainable Tourism Certification and Quality Tourism Certificate / Environmental Seal.
শিকাগো স্টাইলে সাইটেশনSaborío-Jiménez, Johan. Comparative Diagnostic of Standards of Sustainability From Costa Rica and Colombia: Sustainable Tourism Certification and Quality Tourism Certificate / Environmental Seal. 2016.
এমএলএ সাইটেশনSaborío-Jiménez, Johan. Comparative Diagnostic of Standards of Sustainability From Costa Rica and Colombia: Sustainable Tourism Certification and Quality Tourism Certificate / Environmental Seal. 2016.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.