Boder, D. P. (1927). The adjective-verb-quotient: A contribution to the psychology of language. Psychological Record, 3, 310-343. [FULLTEXT]
A History of Psycholinguistics
Bibliography for Levelt (2013)

Boder, D. P. (1927). The adjective-verb-quotient: A contribution to the psychology of language. Psychological Record, 3, 310-343. [FULLTEXT]