APA (7th ed.) Citation

Welsh, J., & Elder, J. (1982). Introduction to Pascal (2nd ed.). Prentice-Hall International.

Chicago Style (17th ed.) Citation

Welsh, Jim, and John Elder. Introduction to Pascal. 2nd ed. London: Prentice-Hall International, 1982.

MLA (9th ed.) Citation

Welsh, Jim, and John Elder. Introduction to Pascal. 2nd ed. Prentice-Hall International, 1982.