Zulfizar Qo'chqorova Abduxamid qizi, и Yulchiyeva Xulkaroy Dilmurod qizi. «THE DIFFICULTIES OF TEACHING ENGLISH TO ADULT LEARNERS IN THE MODERN WORLD». Tadqiqotlar, т. 28, вып. 3, декабрь 2023 г., сс. 53-56, https://tadqiqotlar.uz/new/article/view/1284.