APA (7 वां संस्करण) प्रशस्ति पत्र

Yawarat Porapakkham. (1986). Levels and trends of mortality in Thailand. United Nations Economic and Social Commission for Asia and the Pacific.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Yawarat Porapakkham. Levels and Trends of Mortality in Thailand. Bangkok: United Nations Economic and Social Commission for Asia and the Pacific, 1986.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Yawarat Porapakkham. Levels and Trends of Mortality in Thailand. United Nations Economic and Social Commission for Asia and the Pacific, 1986.