Não informado. (2020). Monographs of the University of Puerto Rico. University of Puerto Rico.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Monographs of the University of Puerto Rico. San Juan: University of Puerto Rico, 2020.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Monographs of the University of Puerto Rico. University of Puerto Rico, 2020.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.