Broadbent, D. E. (1952). Speaking and listening simultaneously. Journal of Experimental Psychology, 43(4), 267-273. doi:10.1037/h0058014. [FULLTEXT]
A History of Psycholinguistics
Bibliography for Levelt (2013)

Broadbent, D. E. (1952). Speaking and listening simultaneously. Journal of Experimental Psychology, 43(4), 267-273. doi:10.1037/h0058014. [FULLTEXT]