Kheong, F. H., Ramakrishnan, C., & Soon, G. K. (2005). Maths. Federal Publications.
芝加哥风格引文Kheong, Fong Ho, Chelvi Ramakrishnan, 与 Gan Kee Soon. Maths. Singapore: Federal Publications, 2005.
MLA引文Kheong, Fong Ho, et al. Maths. Federal Publications, 2005.
警告：这些引文格式不一定是100％准确.