APA (7th ed.) Citation

Griswold, R. E., & Griswold, M. T. (1990). The Icon programming language (2nd ed.). Prentice Hall.

Chicago Style (17th ed.) Citation

Griswold, Ralph E., and Madge T. Griswold. The Icon Programming Language. 2nd ed. Englewood Cliffs, N.J.: Prentice Hall, 1990.

MLA (9th ed.) Citation

Griswold, Ralph E., and Madge T. Griswold. The Icon Programming Language. 2nd ed. Prentice Hall, 1990.