Welsh, J. (1987). Introduction to PASCAL.- 2nd ed. Prentice Hall.
Chicago Edition CitationWelsh, Jim. Introduction to PASCAL.- 2nd Ed. New Delhi: Prentice Hall, 1987.
MLA Edition CitationWelsh, Jim. Introduction to PASCAL.- 2nd Ed. Prentice Hall, 1987.
Warning: These citations may not always be 100% accurate.