Goh, D. (1997). Step into the future with nothing: Achievment through self- motivation. Sterling.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGoh, David. Step into the Future with Nothing: Achievment Through Self- Motivation. New Delhi: Sterling, 1997.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGoh, David. Step into the Future with Nothing: Achievment Through Self- Motivation. Sterling, 1997.
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