Nathaniel, T., Mahathir Bin Mohamad, T. D., & Abdullah bin Haji Ahmad Badawi, D. (2007). Mahathir vs. Abdullah: Covert wars and challenged legacies. Kinibooks.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNathaniel, Tan, Tun Dr Mahathir Bin Mohamad, और Datuk Abdullah bin Haji Ahmad Badawi. Mahathir Vs. Abdullah: Covert Wars and Challenged Legacies. Kuala Lumpur, Malaysia: Kinibooks, 2007.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNathaniel, Tan, et al. Mahathir Vs. Abdullah: Covert Wars and Challenged Legacies. Kinibooks, 2007.
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