Sharma, G. a. o. (2010). Texbook of discrete mathematics. A.K. Publishers.
Lua i Stíl Chicago (17ú heag.)Sharma, Girish and others. Texbook of Discrete Mathematics. Delhi: A.K. Publishers, 2010.
Lua MLA (9ú heag.)Sharma, Girish and others. Texbook of Discrete Mathematics. A.K. Publishers, 2010.
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