PIENAAR, Cathy. Tandem: Communicative Practice Materials for Post-Elementary and Intermediate Students of English, by Alan Matthews and Carol Read. English Usage in Southern Africa, [S. l.], v. 13, p. 66–67, 2018. Disponível em: https://unisapressjournals.co.za/index.php/EUSA/article/view/5367. Acesso em: 19 dec. 2025.