APA (7th ed.) Citation

Stefan, H. (2019). How Vocabulary is Learned. ELT Journal: English Language Teaching Journal, 73(4), 489. https://doi.org/10.1093/elt/ccz034

Chicago Style (17th ed.) Citation

Stefan, Hofstetter. "How Vocabulary Is Learned." ELT Journal: English Language Teaching Journal 73, no. 4 (2019): 489. https://doi.org/10.1093/elt/ccz034.

MLA (9th ed.) Citation

Stefan, Hofstetter. "How Vocabulary Is Learned." ELT Journal: English Language Teaching Journal, vol. 73, no. 4, 2019, p. 489, https://doi.org/10.1093/elt/ccz034.