The Effect of Taking a Public Speaking Class on One's Writing Abilities - Yun, Kimo Ah and Costantini, Cassie and Billingsley, Sarah (Communication Research Reports, 2012)
https://katalog.adlr.link/Record/ai-49-aHR0cDovL2R4LmRvaS5vcmcvMTAuMTA4MC8wODgyNDA5Ni4yMDEyLjcyMzI3MA