Kernighan, Brian W. The UNIX programming environment / Brian W. Kernighan, Rob Pike. - Englewood Cliffs, New Jersey : Prentice-Hall, c1984. - x, 357 pages : illustrations ; 23 cm. - Prentice-Hall software series . - Prentice-Hall software series. . Includes index. ISBN: 013937681X (pbk.) 0139376992 LCCN: 83062851 Subjects--Uniform Titles: UNIX (Computer file) Subjects--Topical Terms: Electronic digital computers--Programming. LC Class. No.: QA76.6 / .K495 1984 Dewey Class. No.: 001.64/25