Sungsuwan, T. and Chaiyakhet, N. 2023. A CAUSAL RELATIONSHIP AMONG TOURIST PERCEPTIONS BETWEEN MARKETING MIX AND THE SOURCE CREDIBILITY OF ONLINE TRAVEL AGENTS (OTAs). Research Community and Social Development Journal. 17, 4 (Dec. 2023), 83–95. DOI:https://doi.org/10.14456/nrru-rdi.2023.52.