R. Srisamosorn, C. Vijchulata, P. Thammarungrueng, and S. Thammarungrueng, “THE EFFICIENCY OF LIFE INSURANCE SERVICES INSURED TO LIFE INSURANCE AGENTS IN YANNAWA DISTRICT, BANGKOK”, JPR, vol. 6, no. 1, pp. หน้า 99 – 108, Jun. 2023.