Endonela, J. D., K. A. Baldevino, A. P. Moso, R. Q. Rodaje, L. L. Soriano, G. B. Villanueva, and Dana France H. Ignacio, Ph. D. 2019. “A Feasibility Study on the Establishment of Doughnutery in Kalayaan, Bagong Silang, Caloocan City”. Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research 1 (1). https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/1934.