Ros Kos Singara Bulbuli Mostok by Humayun Ahmed (Ekushey Boi Mela 2012) Bangla Novel, Humayun Ahmed Comments Ros Kos Singara Bulbuli Mostok by Nasrin Jahan Boimela 2012 Ros Kos Singara Bulbuli MostokBook Name: Ros Kos Singara Bulbuli MostokBook Category:Bangla NovelBook Writer: Humayun AhmedBook Format: Portable Document Format – PDFBook Language: BengaliBook Size: 12.5 MBCLICK HERE TO DOWNLOAD