Puspita, Rani Herning, and Sunarti Sunarti. 2019. “THE USAGE OF VANDERVEKEN THEORY TO ANALYSE ILLOCUTIONARY ACTS ON THE ‘OPINION’ COLUMN OF THE JAKARTA POST EDITION 1st - 5th of SEPTEMBER 2018”. JOALL (Journal of Applied Linguistics and Literature) 4 (2):227-39. https://doi.org/10.33369/joall.v4i2.6866.