Groff, J. R., & Weinberg, P. N. (1988). Understanding UNIX: A conceptual guide (Ed.2.).
Chicago Edition CitationGroff, James R., and Paul N. Weinberg. Understanding UNIX: A Conceptual Guide. Ed.2. Singapore, Tech Publications, 1988.
MLA Edition CitationGroff, James R., and Paul N. Weinberg. Understanding UNIX: A Conceptual Guide. Ed.2. 1988.
Warning: These citations may not always be 100% accurate.