Agoncillo, Roland Nino L., and Roberto T. Borromeo. “Becoming Selfless: A Grounded Theory of Commitment to Service”. Grounded Theory Review 12, no. 02 (December 22, 2013): 23–29. Accessed April 3, 2026. https://groundedtheoryreview.org/index.php/gtr/article/view/175.