well from my experience of css 2010 i wd say tat DAWN zindabad .......i think if u hv regularly studied dawn and taken down ur notes its sufficient however reading good magazines like Jahangir World times and Contemporary affairs by imtiaz shahid is also helpful

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Tundi Bad-e-Mukhalif say na ghabra ay auqab
Yeh to chalti hay tujhey ouncha uraney k lye