แคนยุกต์ ณ. (2015) “Guideline for Petch Sai Rung’Rose Apple Development of Farmers in Phetchaburi Province”, Journal of Humanities and Social Sciences, Rajapruk University, 1(2), pp. 81–92. Available at: https://so03.tci-thaijo.org/index.php/rpu/article/view/112354 (Accessed: 19 May 2024).