Sibal, J. A century of the Philippine labor movement.
芝加哥风格引文Sibal, Jorge. A Century of the Philippine Labor Movement.
MLA引文Sibal, Jorge. A Century of the Philippine Labor Movement.
警告：这些引文格式不一定是100％准确.
APA引文
Sibal, J. A century of the Philippine labor movement.
芝加哥风格引文Sibal, Jorge. A Century of the Philippine Labor Movement.
MLA引文Sibal, Jorge. A Century of the Philippine Labor Movement.