Khuyen, Pham Thi Minh. “AFFECTING FACTORS TOWARD THE WILLINGNESS TO PRACTICE THE ‘ROOFTOP VEGETABLE GARDEN’ OF THAINGUYEN CITIZENS”. International Journal of Research -GRANTHAALAYAH 7, no. 11 (November 30, 2019): 96–105. Accessed April 25, 2024. https://www.granthaalayahpublication.org/journals/granthaalayah/article/view/09_IJRG19_A11_2875.