Lipschtz, S. (2013). Discrete Mathematics (3rd.). McGrawHill.
Lua i Stíl Chicago (17ú heag.)Lipschtz, S. Discrete Mathematics. 3rd. New Delhi: McGrawHill, 2013.
Lua MLA (9ú heag.)Lipschtz, S. Discrete Mathematics. 3rd. McGrawHill, 2013.
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