Yap, S., Putra, M.U.M. and Damanik, S. 2022. An Effect of Product Quality, Price, and Word of Mouth on Buying Interest : A case of Tretes Porridge in Binjai. Enrichment : Journal of Management. 12, 5 (Dec. 2022), 4525-4532. DOI:https://doi.org/10.35335/enrichment.v12i5.912.