Não informado. (1973). Malaysian forester. University Pertanian Malaysia, Faculty of Forestry.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Malaysian Forester. Selangor, Malasia: University Pertanian Malaysia, Faculty of Forestry, 1973.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Malaysian Forester. University Pertanian Malaysia, Faculty of Forestry, 1973.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.