Não informado. (2020). Monographs of the National Institute of Science and Technology. National Institute of Science and Technology.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Monographs of the National Institute of Science and Technology. Manila: National Institute of Science and Technology, 2020.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Monographs of the National Institute of Science and Technology. National Institute of Science and Technology, 2020.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.