Retno Ningsih, T.W. et al. 2023. Speech Act in Talk Show: Locutionary, Illocutionary and Perlocutionary Acts in the Oprah Winfrey Show. Warta Ikatan Sarjana Komunikasi Indonesia. 6, 2 (Dec. 2023), 174–185. DOI:https://doi.org/10.25008/wartaiski.v6i2.260.