Rosen, K. H. (2011). Discrete Mathematics and its applications (7th.). Tata Mcgraw Hill pub. co.
Chicago-viite (17. p.)Rosen, Kenneth H. Discrete Mathematics and Its Applications. 7th. New Dehli: Tata Mcgraw Hill pub. co, 2011.
MLA-viite (9. p.)Rosen, Kenneth H. Discrete Mathematics and Its Applications. 7th. Tata Mcgraw Hill pub. co, 2011.
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