Krithivasan, K., & R , R. (2009). Introduction to formal languages, automata theory and computation. Pearson/Dorling Kindersley.
Lua i Stíl Chicago (17ú heag.)Krithivasan, Kamala, agus Rama R. Introduction to Formal Languages, Automata Theory and Computation. Delhi, India: Pearson/Dorling Kindersley, 2009.
Lua MLA (8ú heag.)Krithivasan, Kamala, agus Rama R. Introduction to Formal Languages, Automata Theory and Computation. Pearson/Dorling Kindersley, 2009.
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