Zullkiflee, N., Taha, H., Abdullah, N. A., Hashim, F., & Usman, A. Antibacterial and antioxidant activities of ethanolic and water extracts of stingless bees Tetrigona binghami, Heterotrigona itama, and Geniotrigona thoracica propolis found in Brunei. Philippine Journal of Science.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रZullkiflee, Nadzirah, Hussein Taha, Nurul Aliah Abdullah, Fatimah Hashim, और Anwar Usman. "Antibacterial and Antioxidant Activities of Ethanolic and Water Extracts of Stingless Bees Tetrigona Binghami, Heterotrigona Itama, and Geniotrigona Thoracica Propolis Found in Brunei." Philippine Journal of Science .
एमएलए (9वां संस्करण) प्रशस्ति पत्रZullkiflee, Nadzirah, et al. "Antibacterial and Antioxidant Activities of Ethanolic and Water Extracts of Stingless Bees Tetrigona Binghami, Heterotrigona Itama, and Geniotrigona Thoracica Propolis Found in Brunei." Philippine Journal of Science, .