Silang, S. (2001). Primate Populations in Logged and Primary Forests of Sungai Lalang Forest Reserve, Selangor.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSilang, Sundai. Primate Populations in Logged and Primary Forests of Sungai Lalang Forest Reserve, Selangor. 2001.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSilang, Sundai. Primate Populations in Logged and Primary Forests of Sungai Lalang Forest Reserve, Selangor. 2001.
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