Volume 22, Number 87 (July-September) 2020

VÉRTICE UNIVERSITARIO Volume 22, Number 87 (July-September) 2020 is a quarterly publication edited by the University of Sonora, through the Division of Economic and Administrative Sciences. Blvd. Luis Encinas and Av. Rosales s/n, Col. Centro, C.P. 83000, Hermosillo, Sonora, Mexico, Tel. 52(662) 259-21-66, www.revistavertice.uson.mx; vertice@unison.mx. Responsible editor: PhD. Joel Enrique Espejel Blanco. Reservation of Rights to Exclusive Use 04-2019-090613561000-203, granted by the National Copyright Institute. ISSN: 2683-2623. Responsible for the last update of this issue: PhD. Joel Enrique Espejel Blanco. Date of last modification: July 30, 2020.