Sethapol Lieophairot, Samart Deebhijarn and Aukkapong Sukkamart 2021. FACTORS THAT INFLUENCE THE LOYALTY OF A BUSINESS CUSTOMER USING A PACKAGE DELIVERY SERVICE IN THAILAND: A CONCEPTUAL MODEL. PalArch’s Journal of Archaeology of Egypt / Egyptology. 18, 3 (Jan. 2021), 133-147.