Đặng, T. T. N. (2009). The effects of songs on children's vocabulary retention: Master Thesis - Major: Principles and Methods in English Language Education. Can Tho: Can Tho University.
Chicago-tyylinen lähdeviittausĐặng, Thị Thu Nguyệt. The Effects of Songs On Children's Vocabulary Retention: Master Thesis - Major: Principles and Methods in English Language Education. Can Tho: Can Tho University, 2009.
MLA-viiteĐặng, Thị Thu Nguyệt. The Effects of Songs On Children's Vocabulary Retention: Master Thesis - Major: Principles and Methods in English Language Education. Can Tho: Can Tho University, 2009.
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