Tacio, H. D. (2015). What's your water footprint? Philippine Graphic.
Chicagoスタイル(17版)引用形式Tacio, Henrylito D. "What's Your Water Footprint?" Philippine Graphic 2015.
MLA(9版)引用形式Tacio, Henrylito D. "What's Your Water Footprint?" Philippine Graphic, 2015.
警告: この引用は必ずしも正確ではありません.