Tacio, H. D. (2015). What's your water footprint? Philippine Graphic.
芝加哥风格引文Tacio, Henrylito D. "What's Your Water Footprint?" Philippine Graphic 2015.
MLA引文Tacio, Henrylito D. "What's Your Water Footprint?" Philippine Graphic, 2015.
警告：这些引文格式不一定是100％准确.