รัฐฉัตรานนท์ ว. Determining an Appropriate Sample Size for Social Science Research: The Myth of using Taro Yamane and Krejcie & Morgan Method. Thai Interdisciplinary and Sustainability Review, Bangkok, Thailand, v. 8, n. S, p. 11–28, 2019. Disponível em: https://so03.tci-thaijo.org/index.php/JIRGS/article/view/243621. Acesso em: 16 sep. 2026.