Portillo Melo, D. M., Enriquez Guerra, F. B., & Riascos Hermoza, J. C. (2019). Economic Factors that Affect the Technical Efficiency Index of the Public Hospitals of the State of Nariño -Colombia 2008-2014. Universidad Pedagógica y Tecnológica de Colombia.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিPortillo Melo, Danyeli Maricel, Francely Brigit Enriquez Guerra, এবং Julio César Riascos Hermoza. Economic Factors That Affect the Technical Efficiency Index of the Public Hospitals of the State of Nariño -Colombia 2008-2014. Universidad Pedagógica y Tecnológica de Colombia, 2019.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিPortillo Melo, Danyeli Maricel, et al. Economic Factors That Affect the Technical Efficiency Index of the Public Hospitals of the State of Nariño -Colombia 2008-2014. Universidad Pedagógica y Tecnológica de Colombia, 2019.
