Saer, D. J. (1923). The effect of bilingualism on intelligence. British Journal of Psychology: General Section, 14, 25-38. doi:10.1111/j.2044-8295.1923.tb00110.x. [FULLTEXT]
A History of Psycholinguistics
Bibliography for Levelt (2013)
Saer, D. J. (1923). The effect of bilingualism on intelligence. British Journal of Psychology: General Section, 14, 25-38. doi:10.1111/j.2044-8295.1923.tb00110.x. [FULLTEXT]