Singh, R. (1977). Mathematical & statistical techniques II (1st.). Sadhana prakashan.
芝加哥风格引文Singh, R. Mathematical & Statistical Techniques II. 1st. Bombay: Sadhana prakashan, 1977.
MLA引文Singh, R. Mathematical & Statistical Techniques II. 1st. Sadhana prakashan, 1977.
警告：这些引文格式不一定是100％准确.