Mathematics Education and Language Diversity - Barwell, Richard; Arcavi, Abraham; Clarkson, Philip; Halai, Anjum; Kazima, Mercy; Moschkovich, Judit; Planas, Núria; Setati-Phakeng, Mamokgethi; Valero, Paola; Villavicencio Ubillús, Martha (Cham Springer International Publishing, 2016)