Modak, S. (1993). Human orientation: Science and avt. Sumitra.
芝加哥风格引文Modak, S. Human Orientation: Science and Avt. Bombay: Sumitra, 1993.
MLA引文Modak, S. Human Orientation: Science and Avt. Sumitra, 1993.
警告：这些引文格式不一定是100％准确.
APA引文