CROUCHER, Stephen M.; HAMPLE, Dale; RAHMANI, Diyako; SAKKINEN, Kari. Communication Apprehension, Self-Perceived Communication Competence, and Willingness to Communication in Singapore. Journal of Intercultural Communication, London, U.K., v. 16, n. 1, p. 1–12, 2016. DOI: 10.36923/jicc.v16i1.708. Disponível em: https://www.immi.se/index.php/intercultural/article/view/Croucher-2016-1. Acesso em: 27 mar. 2026.