Lehr, S. S. (1991). The child's developing sense of theme: Responses to literature. Teachers College Press, Teachers College, Columbia University.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিLehr, Susan S. The Child's Developing Sense of Theme: Responses to Literature. New York: Teachers College Press, Teachers College, Columbia University, 1991.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিLehr, Susan S. The Child's Developing Sense of Theme: Responses to Literature. Teachers College Press, Teachers College, Columbia University, 1991.
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