Shamsul Anwar, N. A. B. (2001). Electronic testing system (ETS) / Shamsul Anwar Noor Ahmed Bashir.
芝加哥风格引文Shamsul Anwar, Noor Ahmed Bashir. Electronic Testing System (ETS) / Shamsul Anwar Noor Ahmed Bashir. 2001.
MLA引文Shamsul Anwar, Noor Ahmed Bashir. Electronic Testing System (ETS) / Shamsul Anwar Noor Ahmed Bashir. 2001.
警告：这些引文格式不一定是100％准确.