Thungwa, S. 1993. Correlation Analysis of Physical, Biological, and Socioeconomic Factors Affecting the Adoption of Rice Farming Innovation of Households in Tambol Phanang-Tung, Amphoe Khuan Khanun, Phattalung Province. Kasetsart Journal of Social Sciences. 14, 1 (Jan. 1993), 80–93.