R. N. Haryadi, D. A. A. Santoso, P. Pahrizan, D. Ilham, and D. Sunarsi, “Strength and Weakness of Oxford English Textbook ‘Aim High 5’ by Susan Iannuzzi and Paul Kelly Based on the 2013 Curriculum”, J. Studi Guru Pembelajaran, vol. 4, no. 3, pp. 662–674, Nov. 2021.