Philippines. Department of Tourism. National Ecotourism Steering Committee Ecotourism Technical Working Group. (2014). National ecotourism strategy 2013-2022. Department of Tourism.
芝加哥风格引文Philippines. Department of Tourism. National Ecotourism Steering Committee Ecotourism Technical Working Group. National Ecotourism Strategy 2013-2022. [Manila]: Department of Tourism, 2014.
MLA引文Philippines. Department of Tourism. National Ecotourism Steering Committee Ecotourism Technical Working Group. National Ecotourism Strategy 2013-2022. Department of Tourism, 2014.
警告：这些引文格式不一定是100％准确.