Sriwarakan, Siriporn. 2020. “Friendship Across Ethnic Boundaries in John Boyne’s The Boy in the Striped Pajamas and Daniella Carmi’s Samir and Yonatan”. Journal of Letters 49 (2):21-48. https://so03.tci-thaijo.org/index.php/jletters/article/view/186306.