APA Edition Citation

Welsh, J., & Elder, J. (1987). Introduction to Pascal.- 2nd ed. , (2nd ed. ,.). Prentice Hall.

Chicago Edition Citation

Welsh, Jim, and John Elder. Introduction to Pascal.- 2nd Ed. ,. 2nd ed. ,. New Delhi: Prentice Hall, 1987.

MLA Edition Citation

Welsh, Jim, and John Elder. Introduction to Pascal.- 2nd Ed. ,. 2nd ed. ,. Prentice Hall, 1987.