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1. Echo chamber by Jamieson, Kathleen Hall. Publication: New York ; | Oxford : Oxford University Press, 2010 . 1 online resource (301 p.) Date:2010 Availability: No items available: Actions: Add to cart
2. Spiral of cynicism by Cappella, Joseph N. Publication: New York : Oxford University Press, 1997 . 1 online resource (viii, 325 p.) : Date:1997 Availability: No items available: Actions: Add to cart