Hasanat, I. M. (2007). Public speaking and presentation techniques. Academic Press and Publishers Library.
Citace podle Chicago (17th ed.)Hasanat, Islam Mohammad. Public Speaking and Presentation Techniques. Dhaka: Academic Press and Publishers Library, 2007.
Citace podle MLA (9th ed.)Hasanat, Islam Mohammad. Public Speaking and Presentation Techniques. Academic Press and Publishers Library, 2007.
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