Luna, Ralen A. Grabfood delivery service challenges on cancelled orders: a basis for redesigning cancellations policy of food delivery / Ralen A. Luna, Andrea Joy Marbella - Marikina City: OLOPSC, c2020. - xi, 85 pages: color illustration; 28cm. Subjects--Topical Terms: Food service management.Food service. LC Class. No.: HF 5415.32 L36 2020 / THE00382