Wełna, Jerzy. “The Rise of Standard I (< Me Ich): A Contribution to the Study of Functional Change in English”. Studia Anglica Posnaniensia 49, no. 3 (April 30, 2015): 29–41. Accessed December 22, 2024. https://pressto.amu.edu.pl/index.php/stap/article/view/stap-2015-0006.