Lumontad, Nicomedes S., Rex Argate, and Ulysses B. Aparece. “Concept Mapping As a Reading Comprehension Tool”. International Journal of English Language Studies 2, no. 5 (December 30, 2020): 21–29. Accessed April 20, 2024. https://al-kindipublisher.com/index.php/ijels/article/view/892.