Riyatno, R., M. Lukman Leksono, and A. Ernawati. “James Fenimore Cooper’s Perception on Forest As Seen in His Novel The Pioneers”. Conference on English Language Teaching, vol. 4, no. 1, June 2024, pp. 237-53, https://proceedings.uinsaizu.ac.id/index.php/celti/article/view/1030.