Trunk line. Centre for Forestry Education Research and Development for Asia and Pacific Region.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTrunk Line. College, Laguna: Centre for Forestry Education Research and Development for Asia and Pacific Region.
एमएलए (9वां संस्करण) प्रशस्ति पत्रTrunk Line. Centre for Forestry Education Research and Development for Asia and Pacific Region.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.