Muhammad Atteeq Abbasi, and Prof. Dr. Haroon Ur Rasheed. “DEVELOPMENTAL STAGE OF ENGLISH COPULA WH-QUESTIONS OF PRESENT TENSE IN MATRIC LEVEL PAHARI SPEAKERS”. PalArch’s Journal of Archaeology of Egypt / Egyptology, vol. 19, no. 1, Feb. 2022, pp. 444-63, https://archives.palarch.nl/index.php/jae/article/view/10755.