Philippines. Department of Trade and Industry. (2017). Bureau of Philippine Standards. Philippine Star.
Chicagoスタイル(17版)引用形式Philippines. Department of Trade and Industry. "Bureau of Philippine Standards." Philippine Star 2017.
MLA(9版)引用形式Philippines. Department of Trade and Industry. "Bureau of Philippine Standards." Philippine Star, 2017.
警告: この引用は必ずしも正確ではありません.