Não informado. (2019). Newsletter of the International Test Commission. International Test Commission.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Newsletter of the International Test Commission. [s.l.]: International Test Commission, 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Newsletter of the International Test Commission. International Test Commission, 2019.
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