Barnet, S. (1987). Current issues and enduring questions: Methods and models of argument from to the present. A. Berdford.
Chicago-čujuhus (17. p.)Barnet, Sylvan. Current Issues and Enduring Questions: Methods and Models of Argument from to the Present. A. Berdford, 1987.
MLA-čujuhus (9. p.)Barnet, Sylvan. Current Issues and Enduring Questions: Methods and Models of Argument from to the Present. A. Berdford, 1987.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.