World Tourism Organization. (1996). Budgets of national tourism administrations: A special report. The Organization.
芝加哥风格引文World Tourism Organization. Budgets of National Tourism Administrations: A Special Report. Madrid, Spain: The Organization, 1996.
MLA引文World Tourism Organization. Budgets of National Tourism Administrations: A Special Report. The Organization, 1996.
警告：这些引文格式不一定是100％准确.