ศรีจันทร์นิล เ. Green Marketing of the Product Producers of One Tambon One Product (OTOP) Project in Nonthaburi Province. rpujournal [internet]. 2018 May 27 [cited 2026 Oct. 9];4(1):145-5. available from: https://so03.tci-thaijo.org/index.php/rpu/article/view/125773