Krithivasan, K., & R , R. (2009). Introduction to formal languages, automata theory and computation. Pearson/Dorling Kindersley.
Citazione stile Chigago Style (17a edizione)Krithivasan, Kamala, e Rama R. Introduction to Formal Languages, Automata Theory and Computation. Delhi, India: Pearson/Dorling Kindersley, 2009.
Citatione MLA (8a ed.)Krithivasan, Kamala, e Rama R. Introduction to Formal Languages, Automata Theory and Computation. Pearson/Dorling Kindersley, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.