Cita APA (7a ed.)

Engeler, E. (1973). Introduction to the theory of computation. Academic Press.

Cita Chicago Style (17a ed.)

Engeler, Erwin. Introduction to the Theory of Computation. New York [etc.]: Academic Press, 1973.

Cita MLA (9a ed.)

Engeler, Erwin. Introduction to the Theory of Computation. Academic Press, 1973.