Gupta, P. P., Malik, G., & Gupta, S. (2000). Mathematical methods. Pragati prakashan.
芝加哥风格引文Gupta, P. P., G.S Malik, 与 Sanjay Gupta. Mathematical Methods. Meerut, India: Pragati prakashan, 2000.
MLA引文Gupta, P. P., et al. Mathematical Methods. Pragati prakashan, 2000.
警告：这些引文格式不一定是100％准确.