Vocabulary of 2-Year-Olds Learning English and an Additional Language: Norms and Effects of Linguistic Distance
Plunkett KR., Floccia C., Sambrook TD., Delle Luche C., Kwok R., Goslin J., White L., Cattani A., Sullivan E., Abbot-Smith K., Krott A., Mills D., Rowland C., Gervain J.