Spencer, L. (2014). Writing well in the 21st century: The five essentials. Rowman & Littlefield.
Citace podle Chicago (17th ed.)Spencer, Linda. Writing Well in the 21st Century: The Five Essentials. Lanham, Maryland: Rowman & Littlefield, 2014.
Citace podle MLA (9th ed.)Spencer, Linda. Writing Well in the 21st Century: The Five Essentials. Rowman & Littlefield, 2014.
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