Asian Development Bank. (2021). Sustainable tourism after COVID-19: Insights and recommendations for Asia and the Pacific. Asian Development Bank.
芝加哥风格引文Asian Development Bank. Sustainable Tourism After COVID-19: Insights and Recommendations for Asia and the Pacific. Manila, Philippines: Asian Development Bank, 2021.
MLA引文Asian Development Bank. Sustainable Tourism After COVID-19: Insights and Recommendations for Asia and the Pacific. Asian Development Bank, 2021.
警告：这些引文格式不一定是100％准确.