@book{15505, author = {Hernández Fuentes, Krissia Geraldina and Marroquín Martínez, Alex David}, title = {Examen de grado :}, publisher = {[s.n.],}, year = {2020}, address = {San Miguel:}, url = {https://ugbedu-my.sharepoint.com/:b:/g/personal/biblioteca_ugb_edu_sv/EQOS2ZCKj9NDhCFZhE3I8i4BKO5M_t-5bLSYHHqAP3CsIA?e=MObZdM} }