APA (7th ed.) Citation

Smith, C. H. (1994). A recursive introduction to the theory of computation. Springer.

Chicago Style (17th ed.) Citation

Smith, Carl H. A Recursive Introduction to the Theory of Computation. New York: Springer, 1994.

MLA (9th ed.) Citation

Smith, Carl H. A Recursive Introduction to the Theory of Computation. Springer, 1994.