Brooks, D. H. (1998). Challenges for Asia's trade and environment. Asian Development Bank.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBrooks, Douglas H. Challenges for Asia's Trade and Environment. Mandaluyong City: Asian Development Bank, 1998.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBrooks, Douglas H. Challenges for Asia's Trade and Environment. Asian Development Bank, 1998.
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