APA (7th ed.) Citation

Pasternack, I. (1985). Exploring the UNIX environment. Bantam Books.

Chicago Style (17th ed.) Citation

Pasternack, Irene. Exploring the UNIX Environment. Toronto ; New York, N.Y.: Bantam Books, 1985.

MLA (9th ed.) Citation

Pasternack, Irene. Exploring the UNIX Environment. Bantam Books, 1985.