Kernighan, Brian W. The UNIX programming environment / Brian W. Kernighan and Rob Pike. - New Delhi : Prentice-Hall, c1984 [Reprinted 2000]. - x, 357 pages : illustrations ; 25 cm. Includes index. ISBN: 8120304993 LCCN: 83062851 Subjects--Uniform Titles: UNIX (Computer file) Subjects--Topical Terms: Computer programming. Dewey Class. No.: 001.6425 KER