ROESSINGH, Hetty; KOVER, Pat. Variability of ESL Learners’ Acquisition of Cognitive Academic Language Proficiency: What Can We Learn From Achievement Measures?. TESL Canada Journal, [S. l.], v. 21, n. 1, p. 1–21, 2003. DOI: 10.18806/tesl.v21i1.271. Disponível em: https://teslcanadajournal.ca/index.php/tesl/article/view/271. Acesso em: 25 apr. 2024.