Groff, J. R., & Weinberg, P. N. (1990). Using SQL. Osborne McGraw-Hill.
Chicago Style (17th ed.) CitationGroff, James R., and Paul N. Weinberg. Using SQL. Berkeley, Calif.: Osborne McGraw-Hill, 1990.
MLA (9th ed.) CitationGroff, James R., and Paul N. Weinberg. Using SQL. Osborne McGraw-Hill, 1990.
Warning: These citations may not always be 100% accurate.