Barnet, S. (1987). Current issues and enduring questions: Methods and models of argument from to the present. A. Berdford.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Barnet, Sylvan. Current Issues and Enduring Questions: Methods and Models of Argument from to the Present. A. Berdford, 1987.
MLA -ийн эшлэл (9 дэх хэвлэлт)Barnet, Sylvan. Current Issues and Enduring Questions: Methods and Models of Argument from to the Present. A. Berdford, 1987.
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