Não informado. (2018). Reports and Collected Studies. Institute of Tropical Medicine and Hygiene of Porto Rico.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Reports and Collected Studies. San Juan: Institute of Tropical Medicine and Hygiene of Porto Rico, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Reports and Collected Studies. Institute of Tropical Medicine and Hygiene of Porto Rico, 2018.
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