APA (7th ed.) Citation

Perlis, A. J. (1975). Introduction to computer science ([2. ed.].). Harper & Row.

Chicago Style (17th ed.) Citation

Perlis, Alan J. Introduction to Computer Science. [2. ed.]. New York [u.a.]: Harper & Row, 1975.

MLA (9th ed.) Citation

Perlis, Alan J. Introduction to Computer Science. [2. ed.]. Harper & Row, 1975.