Seashore, R. H., & Eckerson, L. D. (1940). The measurement of individual differences in English vocabularies. Journal of Educational Psychology, 31, 14-38. doi:10.1037/h0053494. [FULLTEXT]
Seashore, R. H., & Eckerson, L. D. (1940). The measurement of individual differences in English vocabularies. Journal of Educational Psychology, 31, 14-38. doi:10.1037/h0053494. [FULLTEXT]