สันต์สวัสดิ์ เ., & สุทธิภาศิลป์ ป. (2019). Promoting the Production of Organic Products in Chiang Mai Province: the Potential Competition in ASEAN Community. Community and Social Development Journal, 20(1), 19–29. https://doi.org/10.14456/rcmrj.2019.181525